<SUBMISSION>
<ACCESSION-NUMBER>0001070235-06-000025
<TYPE>6-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20060419
<FILING-DATE>20060419
<DATE-OF-FILING-DATE-CHANGE>20060419
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>RESEARCH IN MOTION LTD
<CIK>0001070235
<ASSIGNED-SIC>3661
<IRS-NUMBER>000000000
<FISCAL-YEAR-END>0228
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>6-K
<ACT>34
<FILE-NUMBER>000-29898
<FILM-NUMBER>06767794
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>295 PHILLIP ST
<STREET2>WATERLOO
<CITY>ONTARIO CANADA
<STATE>A6
<ZIP>00000
<PHONE>5198887465
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>295 PHILLIP STREET
<STREET2>WATERLOO, ONTARIO N2L 3W8
<CITY>ONTARIO
<STATE>A6
<ZIP>N2L 3W8
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>pr041906.htm
<DESCRIPTION>PR041906 - 2 RELEASES
<TEXT>
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     <!-- Control Number: pr041906                                                         -->
     <!-- Rev Number:     001                                                              -->
     <!-- Client Name:    Investor Relations                                               -->
     <!-- Project Name:   PR041906 - 2 releases                                            -->
     <!-- Firm Name:      Research In Motion                                               -->
     <TITLE>pr041906 - 2 releases</TITLE>
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<BODY>











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<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><div align="center"><font face="Times New Roman, Times, Serif" size=2><u><b>FORM
  6-K</b></u></font><BR><A NAME=A003></A></div><P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SECURITIES
AND EXCHANGE COMMISSION </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Washington, D.C. 20549 </FONT></P>

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<A NAME=A005></A>
<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Report of Foreign
Private Issuer </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Pursuant to Rule 13a-16
or 15d-16 of </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>the Securities Exchange Act
of 1934 </FONT></P>
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</TD>
</TR>
</TABLE>
<BR>
<p>&nbsp;</p>
<table width="600" border="0">
  <tr>
    <td width="230">For the month of</td>
    <td width="236"><b>April</b>
      <hr>
    </td>
    <td width="112"><b>2006</b>
      <hr>
    </td>
  </tr>
  <tr>
    <td width="230"><font face="Times New Roman, Times, Serif" size=2>Commission
      File Number</font></td>
    <td width="236"><b><font face="Times New Roman, Times, Serif" size=2>000-29898
      </font></b>
      <hr>
      <b><font face="Times New Roman, Times, Serif" size=2> </font></b></td>
    <td width="112">
      &nbsp;<hr>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center"> <font face="Times New Roman, Times, Serif" size=3><b>Research
        In Motion Limited</b> </font>
        <hr>
        (Translation of registrant&#146;s name into English)</div>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center">295 Phillip Street, <br>
        Waterloo, Ontario, Canada <br>
        N2L 3W8 </div>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center"><font face="Times New Roman, Times, Serif" size=2>(Address
        of principal executive offices) </font></div>
    </td>
  </tr>
</table>

<P>&nbsp;</P>

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<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicate
by check mark whether the registrant files or will file annual reports under cover Form
20-F or Form 40F.  </FONT></TD></TR>
</TABLE>
<div align="center"><BR>
  <table width="427" border="0">
    <tr>
      <td width="200"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Form 20-F
        ___________</font></td>
      <td width="217"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Form 40-F_____<u>X</u>_______</font></td>
    </tr>
  </table>
  <!-- MARKER FORMAT-SHEET="Para Indent 0" FSL="Project" -->
</div>
<br>
<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicate
by check mark         if the registrant is submitting the Form&nbsp;6-K in paper as
permitted         by Regulation&nbsp;S-T Rule&nbsp;101(b)(1):________________  </FONT></TD></TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para Indent 0" FSL="Project" -->
<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicate
by check mark if   the registrant is submitting the Form&nbsp;6-K in paper as permitted
by Regulation&nbsp;S-T   Rule&nbsp;101(b)(7):________________  </FONT></TD></TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para Indent 0" FSL="Project" -->
<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicate
by check mark whether by furnishing the information contained in this Form, the
registrant is also thereby furnishing the information to the Commission pursuant to Rule
12g3-2(b) under the Securities Exchange Act of 1934.  </FONT></TD></TR>
</TABLE>
<div align="center"><BR>
  <table width="441" border="0">
    <tr>
      <td> <FONT FACE="Times New Roman, Times, Serif" SIZE=2>Yes__________________</font></td>
      <td><FONT FACE="Times New Roman, Times, Serif" SIZE=2>No________<u>X</u>__________</font></td>
    </tr>
  </table>
  <br>
  <!-- MARKER FORMAT-SHEET="Para Indent 0" FSL="Project" -->
</div>
<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If
"Yes" is marked, indicate below the file number assigned to the registrant   in
connection with Rule 12g3-2(b) : 82-_______________  </FONT></TD></TR>
</TABLE>
<BR>

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<TD>
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>DOCUMENT INDEX </FONT></H1>
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</TD>
</TR>
</TABLE>
<BR>
<!-- MARKER FORMAT-SHEET="Head Sub 1 Left" FSL="Default" -->
<A NAME=A011></A>
<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I>&nbsp;&nbsp;&nbsp;
  .</I> </FONT></P>

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               <TABLE WIDTH=600 CELLPADDING=0 CELLSPACING=0>
                    <TR VALIGN=TOP>

    <TD ALIGN=RIGHT WIDTH=8%>
      <div align="center">
        <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document</FONT></p>
        <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>1. </FONT></p><BR>
 <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>2. </FONT></p><BR><BR>

      </div>
    </TD>

    <TD ALIGN=LEFT WIDTH=81%>
      <p>&nbsp;</p>
      <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>News Release dated April 18, 2006
 (&#147;T-Mobile USA and RIM Introduce the New BlackBerry 8700g to Help People Connect While On-The-Go&quot;)</FONT></p>
<p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>News Release dated April 19, 2006
 (&#147;SunCom Adds BlackBerry 8700g to Business Solutions Line-Up&quot;)</FONT></p>


    </TD>

    <TD WIDTH=11%>
      <P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2> Page
        No</FONT></P>
      <P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2>3 </FONT></P><BR>
<P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2>2</FONT></P><BR>

    </TD>
                    </TR>
                    </TABLE>
                    <BR>


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<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document 1 </FONT></P>
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<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>April 18, 2006 </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>FOR IMMEDIATE RELEASE </FONT></H1>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>T-MOBILE USA AND RIM
INTRODUCE THE NEW BLACKBERRY 8700g TO HELP PEOPLE CONNECT WHILE ON-THE-GO </FONT></H1>

<!-- MARKER FORMAT-SHEET="Head Left" FSL="Default" -->

<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>With robust
communications options and EDGE capabilities, the BlackBerry 8700g will help you master
your busy life </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>Bellevue, Wash. and Waterloo, ON
&#150;</B> Research In Motion (RIM) (Nasdaq: RIMM; TSX: RIM) and T-Mobile USA, Inc. today
introduce the BlackBerry&reg; 8700g&#153; &#151; a powerful device for staying connected
virtually anywhere life, or work, takes you. The BlackBerry 8700g is designed to provide
uncompromising performance for email, phone and web browsing in an impressive and compact
form factor. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Featuring Instant Messaging (IM)
support for MSN&reg; Instant Messenger, AOL Instant Messenger&reg; and Yahoo!&reg;
Messenger, the BlackBerry 8700g provides customers with a variety of ways to stay in touch
with friends, family and colleagues. Whether it&#146;s through IM, phone calls, or the up
to 10 supported e-mail accounts (personal and corporate) you can manage from the device,
the BlackBerry 8700g can help you master your busy life. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;Because our customers recognize
the importance of balancing work and life, T-Mobile and RIM will continue to provide them
with all-in-one solutions to stay in touch with the people and information that matter
most,&#148; said John Clelland, Senior Vice-President, Marketing, T-Mobile USA. &#147;With
integrated IM support and built-in EDGE capabilities, the BlackBerry 8700g will help
customers stay seamlessly connected on their terms.&#148; </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry 8700g operates on
T-Mobile&#146;s EDGE network, which provides fast and easy access to data and Internet
content while on the go. The BlackBerry 8700g also features a completely re-engineered
device platform with an Intel&reg; XScale&reg; processor, 64 MB flash memory and 16 MB
SDRAM, delivering noticeably faster web browsing, application performance and attachment
viewing. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;BlackBerry is appealing to a
widening range of customers that want a more powerful and flexible solution to support
their mobile lifestyles,&#148; said Mark Guibert, Vice President, Corporate Marketing at
Research In Motion. &#147;The BlackBerry 8700g from T-Mobile blends performance, design
and function to provide an exceptional mobile experience for customers in both their
personal and professional lives.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Enhancing the calling experience, the
BlackBerry 8700g has many premium phone features, including quad-band support, dedicated
&#145;send,&#146; &#145;end,&#146; and &#145;mute&#146; phone keys, smart dialing,
conference calling, speed dial, call forwarding, speakerphone and Bluetooth&reg; support
for hands-free use with car kits and headsets. </FONT></P>

<!-- MARKER FORMAT-SHEET="Head Major Center Bold 1" FSL="Default" -->

<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=3>&#151; more &#151; </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>In addition, the bright,
high-resolution landscape QVGA LCD screen (320x240) supports more than 65,000 colors and
delivers vivid graphics when browsing the web or viewing image files. The BlackBerry 8700g
also features an intelligent light-sensing technology that automatically adjusts the
screen and keyboard lighting to provide optimized viewing for outdoor, indoor and dark
environments. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;The BlackBerry 8700g is an
iconic device, and with Intel XScale-based communications processor technology, it gives
users the added performance and features they want in a mobile device without compromising
battery life,&#148; said Marty Schroeder, General Manager of Intel&#146;s Communications
Processors Business Unit. &#147;With the introduction of the BlackBerry 8700g, RIM and
T-Mobile USA continue to demonstrate their commitment to delivering innovative products
and services to customers.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Using the BlackBerry Internet
E-mail&#153; service from T-Mobile*, BlackBerry 8700g users will enjoy enhanced Yahoo!
integration and wireless synchronization with source e-mail accounts, including real-time
delivery of e-mail messages sent to their Yahoo! Mail accounts, the ability to use
multiple &#147;sent from&#148; addresses and one-click set up.&nbsp; BlackBerry Internet
E-mail allows users to access up to 10 personal and/or work e-mail accounts (including
Microsoft&reg; Exchange, IBM&reg; Lotus Domino&reg; and most ISP e-mail accounts) from a
single device. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For corporate e-mail, BlackBerry
Enterprise Server&#153; software tightly integrates with Microsoft&nbsp;Exchange, IBM
Lotus Domino and Novell GroupWise&reg; and works with existing enterprise systems to
enable secure, push-based wireless access to email and other corporate data. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry 8700g from T-Mobile
USA is available at T-Mobile retail stores, select authorized dealers, online at
<U>www.t-mobile.com</U>, or by calling 1-800-T-MOBILE. </FONT></P>

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     <P ALIGN=CENTER>_________________ </P>

<!-- MARKER FORMAT-SHEET="Head Major Left Bold" FSL="Default" -->

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About T-Mobile USA, Inc. </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Based in Bellevue, Wash., T-Mobile
USA, Inc. is a member of the T-Mobile International group, the mobile telecommunications
subsidiary of Deutsche Telekom AG. T-Mobile USA&#146;s GSM/GPRS voice and data networks in
the United States (including roaming and other agreements) reach more than 268 million
people. In addition, T-Mobile operates the largest carrier-grade, commercial wireless
broadband network in the United States, providing Wi-Fi access at more than 7,400 public
locations throughout the country, with further Wi-Fi access being made available at over
27,000 international roaming locations. For more information, visit the company web site
at www.t-mobile.com. T-Mobile&reg; is a federally registered trademark of Deutsche Telekom
AG. </FONT></P>

<!-- MARKER FORMAT-SHEET="Head Major Left Bold" FSL="Default" -->

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About Research In Motion
(RIM) </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Research In Motion is a leading
designer, manufacturer and marketer of innovative wireless solutions for the worldwide
mobile communications market. Through the development of integrated hardware, software and
services that support multiple wireless network standards, RIM provides platforms and
solutions for seamless access to time-sensitive information, including email, phone, SMS
messaging, Internet and intranet-based applications. RIM technology also enables a broad
array of third-party developers and manufacturers to enhance their products and services
with wireless connectivity to data. RIM&#146;s portfolio of award-winning products,
services and embedded technologies are used by thousands of organizations around the world
and include the BlackBerry&reg; wireless platform, the RIM Wireless Handheld&#153; product
line, software development tools, radio-modems and software/hardware licensing agreements.
Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America,
Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (Nasdaq: RIMM) and the
Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or
www.blackberry.com. </FONT></P>

<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
<B>Media Contacts:</B><BR>
T-Mobile Media Relations<BR>
T-Mobile USA, Inc.<BR>
425-378-4002<BR>
mediarelations@t-mobile.com<BR><BR>

Marisa Conway<BR>
Brodeur (for RIM)<BR>
212-771-3639<BR>
mconway@brodeur.com<BR><BR>

<B>RIM Investor Contact:</B><BR>
RIM Investor Relations<BR>
+1 (519) 888-7465<BR>
investor_relations@rim.com<BR><BR>
</FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>* BlackBerry Internet Email&#153; is
a component of BlackBerry Internet Service&#153;. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Forward-looking statements in this
news release are made pursuant to the &#147;safe harbor&#148; provisions of the United
States Private Securities Litigation Reform Act of 1995. When used herein, words such as
&#147;intend&#148; and similar expressions are intended to identify forward-looking
statements. Forward-looking statements are based on assumptions made by and information
available to Research In Motion Limited. Investors are cautioned that such forward-looking
statements involve risks and uncertainties. Important factors that could cause actual
results to differ materially from those expressed or implied by such forward-looking
statements include, without limitation, possible product defects and product liability,
risks related to international sales and potential foreign currency exchange fluctuations,
the initiation or outcome of litigation, acts or potential acts of terrorism,
international conflicts, significant fluctuations of quarterly operating results, changes
in Canadian and foreign laws and regulations, continued acceptance of RIM&#146;s products,
increased levels of competition, technological changes and the successful development of
new products, dependence on third-party networks to provide services, dependence on
intellectual property rights, and other risks and factors detailed from time to time in
RIM&#146;s periodic reports filed with the United States Securities and Exchange
Commission, and other regulatory authorities. The Company has no intention or obligation
to update or revise any forward-looking statements, whether as a result of new
information, future events or otherwise. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry and RIM families of
related marks, images and symbols are the exclusive properties and trademarks of Research
In Motion Limited. RIM, Research In Motion and BlackBerry are registered with the U.S.
Patent and Trademark Office and may be pending or registered in other countries. All other
brands, product names, company names, trademarks and service marks are the properties of
their respective owners. Neither RIM nor T-Mobile USA, Inc. assumes any liability or makes
any representation, warranty or guarantee in relation to third-party products or services. </FONT></P>















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<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document 2 </FONT></P>
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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
<B>MEDIA CONTACTS:</B><BR>
Rose Cummings<BR>
SunCom Wireless<BR>
(704) 858-5199<BR>
rocummings@suncom.com<BR><BR>

Marisa Conway<BR>
Brodeur (for RIM)<BR>
+1 (212) 771-3639<BR>
mconway@brodeur.com<BR><BR>
</FONT></P>
<!-- MARKER FORMAT-SHEET="Head Major Left Bold" FSL="Default" -->

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>SUNCOM ADDS BLACKBERRY
8700g TO BUSINESS SOLUTIONS LINE-UP </FONT></H1>

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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>New model offers enhanced
performance and faster Internet browsing </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>CHARLOTTE, N.C. and WATERLOO, O.N.
&#151; April 19, 2006&#151;</B> SunCom Wireless and Research In Motion (RIM) (Nasdaq:
RIMM; TSX: RIM) today announced the availability of the BlackBerry&reg; 8700g Wireless
Handheld&#153; at all SunCom Wireless stores. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Operating on the SunCom Wireless
GSM/GPRS network, the new BlackBerry 8700g&#153; builds upon the many attributes that have
distinguished BlackBerry in the wireless market and includes: </FONT></P>

<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
o        A re-engineered device platform with an Intel&reg; XScale&reg; processor, 64MB flash memory and 16 MB SDRAM that
         provides faster performance when browsing the Web, viewing attachments and running applications.<BR>
o        A high-quality phone with built-in speakerphone, dedicated "send," "end" and "mute" keys, and other
         intuitive call management features including smart dialing, conference calling, speed dialing and call
         forwarding.<BR>
o        Quad-Band GSM/GPRS and EDGE support that allows widespread domestic and international connectivity.*<BR>
o        A bright, landscape QVGA (320 x 240) LCD screen that supports more than 65,000 colors and delivers
         exceptionally vivid graphics.<BR>
o        An intelligent light-sensing technology that automatically adjusts the screen and keyboard lighting for
         optimal viewing in outdoor, indoor and dark environments.<BR>
o        Bluetooth&reg; support for hands-free headsets and car kits.<BR>
o        Polyphonic and MP3 ring tones that can also be assigned to different contacts.<BR>
</FONT></P>
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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;We are thrilled to supply the
latest in communications technology to our customers,&#148; said Emilio Echave, senior
vice president of operations for SunCom Wireless. &#147;RIM continues to innovate in the
way that people use wireless services, and SunCom is proud to offer this device among our
diverse product portfolio. We&#146;re confident that this will be a popular choice in our
line-up as we expand our Business Solutions offerings and connect our customers to the
largest GSM network in the country.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;The BlackBerry 8700g is a major
innovation in device technology that dramatically enhances the mobile experience and
provides a great choice for people that want premium phone features together with a full
QWERTY keyboard and all the benefits of BlackBerry on SunCom&#146;s EDGE network,&#148;
said Mark Guibert, vice president of corporate marketing at RIM. &#147;SunCom is an
experienced BlackBerry provider, and we are pleased to jointly introduce the BlackBerry
8700g to SunCom customers.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For corporate customers, BlackBerry
Enterprise Server&#153; software tightly integrates with Microsoft&reg; Exchange, IBM
Lotus&reg; Domino&reg; and Novell GroupWise&reg; and works with existing enterprise
systems to enable secure, push-based wireless access to e-mail and other corporate data. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For individuals and smaller
businesses, BlackBerry Internet Service&#153; allows users to access up to 10 corporate
and personal e-mail accounts (including Microsoft Exchange, IBM Lotus Domino and most
popular ISP e-mail accounts) from a single device. </FONT></P>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>&#151; MORE &#151; </FONT></H1>

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<A NAME=A004></A>
<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SunCom/BlackBerry 8700g 2 </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About SunCom Wireless </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SunCom Wireless is a leader in
offering digital wireless communications services to consumers in the Southeastern United
States, Puerto Rico and the U.S. Virgin Islands. SunCom is committed to delivering Truth
in Wireless by treating customers with respect, offering simple, straightforward plans and
by providing access to the largest GSM network and the latest technology choices. For more
information about SunCom products and services, visit www.suncom.com or call 877-CALL-SUN
(1-877-225-5786). </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About Research In Motion
(RIM) </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Research In Motion is a leading
designer, manufacturer and marketer of innovative wireless solutions for the worldwide
mobile communications market. Through the development of integrated hardware, software and
services that support multiple wireless network standards, RIM provides platforms and
solutions for seamless access to time-sensitive information including e-mail, phone, SMS
messaging, Internet and intranet-based applications. RIM technology also enables a broad
array of third party developers and manufacturers to enhance their products and services
with wireless connectivity to data. RIM&#146;s portfolio of award-winning products,
services and embedded technologies are used by thousands of organizations around the world
and include the BlackBerry&reg; wireless platform, the RIM Wireless Handheld&#153; product
line, software development tools, radio-modems and software/hardware licensing agreements.
Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America,
Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (Nasdaq: RIMM) and the
Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or
www.blackberry.com. </FONT></P>

<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
<B>Investor Contact:</B><BR>
RIM Investor Relations<BR>
(519) 888-7465<BR>
investor_relations@rim.com<BR><BR>
</FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>* EDGE support where available;
please contact SunCom regarding roaming coverage </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Forward-looking statements in this
news release are made pursuant to the &#147;safe harbor&#148; provisions of the United
States Private Securities Litigation Reform Act of 1995. When used herein, words such as
&#147;intend&#148; and similar expressions are intended to identify forward-looking
statements. Forward-looking statements are based on assumptions made by and information
available to Research In Motion Limited. Investors are cautioned that such forward-looking
statements involve risks and uncertainties. Important factors that could cause actual
results to differ materially from those expressed or implied by such forward looking
statements include, without limitation, possible product defects and product liability,
risks related to international sales and potential foreign currency exchange fluctuations,
the initiation or outcome of litigation, acts or potential acts of terrorism,
international conflicts, significant fluctuations of quarterly operating results, changes
in Canadian and foreign laws and regulations, continued acceptance of RIM&#146;s products,
increased levels of competition, technological changes and the successful development of
new products, dependence on third-party networks to provide services, dependence on
intellectual property rights and other risks and factors detailed from time to time in
RIM&#146;s periodic reports filed with the United States Securities and Exchange
Commission, and other regulatory authorities. The Company has no intention or obligation
to update or revise any forward-looking statements, whether as a result of new
information, future events or otherwise. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry and RIM families of
related marks, images and symbols are the exclusive properties and trademarks of Research
In Motion Limited. RIM, Research In Motion and BlackBerry are registered with the U.S.
Patent and Trademark Office and may be pending or registered in other countries. All other
brands, product names, company names, trademarks and service marks are the properties of
their respective owners. RIM assumes no liability and makes no representation, warranty or
guarantee in relation to third party products or services. </FONT></P>

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     <P ALIGN=CENTER>_________________ </P>









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<TD><H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>SIGNATURES
</FONT></H1>
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</TR>
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<BR>
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<TD><P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant
  to the requirements of the Securities Exchange Act of 1934, the registrant has   duly
caused this report to be signed on its behalf by the undersigned, thereunto   duly
authorized. </FONT></P><P>&nbsp;
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<p></P><table width="600" border="0"><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td colspan="2"><div align="center"><b><font face="Times New Roman, Times, Serif" size=3>Research
        In Motion Limited </font></b></div><hr><div align="center">(Registrant) </div></td></tr><tr><td width="33">Date:</td><td width="209"><div align="center"><u>April 19, 2006</u></div></td><td width="59">By:</td><td width="271">/s/ Brian Bidulka <hr><div align="center">(Signature)
</div></td></tr><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td width="59">&nbsp;</td><td width="271">Brian Bidulka</td></tr><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td width="59">&nbsp;</td><td width="271">Vice President, Corporate Controller</td></tr></table>


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