<SUBMISSION>
<ACCESSION-NUMBER>0001070235-06-000054
<TYPE>6-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20061205
<FILING-DATE>20061205
<DATE-OF-FILING-DATE-CHANGE>20061205
<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>061258302
</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>pr120506.htm
<DESCRIPTION>PR120506 - CINGULAR
<TEXT>
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     <!-- Control Number: PR120506                                                         -->
     <!-- Rev Number:     001                                                              -->
     <!-- Client Name:    Investor Relations                                               -->
     <!-- Project Name:   PR120506 - Cingular                                              -->
     <!-- Firm Name:      Research In Motion                                               -->
     <TITLE>PR120506 - Cingular</TITLE>
</HEAD>
<BODY>










<!-- MARKER FORMAT-SHEET="Width Begin" FSL="Project" -->
<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>
<!-- MARKER FORMAT-SHEET="Width End" FSL="Project" -->
</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>December</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>
 </div>
    </TD>

    <TD ALIGN=LEFT WIDTH=81%>
      <p>&nbsp;</p>
      <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>News Release dated November 30, 2006
 (&#147;Cingular Rings in Holidays with BlackBerry Pearl&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>6 </FONT></P><BR>


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


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<HR SIZE=5 COLOR=GRAY NOSHADE>
<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document 1 </FONT></P>
<HR SIZE=5 COLOR=GRAY NOSHADE>


<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
<B>Media Contacts:</B><BR>
John Kampfe<BR>
Cingular Wireless<BR>
(973) 637-9387<BR>
John.kampfe@cingular.com<BR><BR>

Marisa Conway<BR>
Brodeur (for RIM)<BR>
+1 (212) 771-3639<BR>
mconway@brodeur.com<BR><BR>

<B>Investor Contact:</B><BR>
RIM Investor Relations<BR>
+1 (519) 888-7465<BR>
investor_relations@rim.com<BR><BR>
</FONT></P>
<!-- MARKER FORMAT-SHEET="Head Major Center Bold" FSL="Default" -->

<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>CINGULAR RINGS IN
HOLIDAYS <BR>
WITH BLACKBERRY PEARL</FONT></H1>

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



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

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I><B>Nation&#146;s Largest
Wireless Carrier Brings to Market Feature-Rich <BR>
BlackBerry Pearl with Push
to Talk, GPS-based Navigation Services</B></I></FONT></P>

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



<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>ATLANTA and Waterloo, ON, NOV. 30,
2006 &#150; The new BlackBerry&reg; Pearl&#153; from Research In Motion (RIM) (Nasdaq:
RIMM; TSX: RIM) will arrive on the shelves of select Cingular Wireless stores beginning
tomorrow &#150; just in time for the holiday shopping season &#150; with an exclusive look
and new features, including Cingular-exclusive Push to Talk (PTT) capabilities and a
GPS-based wireless navigation<SUP>(1) </SUP>service. Customers can now enjoy the benefits
of these new features for the BlackBerry Pearl together with easy-to-use phone, email,
organizer and browser applications &#151; all in an incredibly small, light and stylish
handset. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl from Cingular
operates on the nation&#146;s largest digital voice network &#150; with the fewest dropped
calls of any national wireless carrier &#150; and Cingular&#146;s nationwide<SUP>(2)</SUP>
EDGE network, the largest national high-speed wireless data network in the U.S. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl is the first
BlackBerry handset to come with a digital camera, multi-media capabilities and an
expandable memory slot, while continuing to provide the full BlackBerry experience that is
widely popular throughout the world. Beneath its sleek and stylish exterior, which
measures just 4.2&#148; x 1.97&#148; x .57&#148; and weighs only 3.1 ounces, the
BlackBerry Pearl from Cingular is a quad-band GSM/GPRS and EDGE-enabled mobile application
powerhouse delivering the fast performance of the latest generation BlackBerry handset
platform. The built-in 64MB flash memory is now expandable with a microSD card, giving
users plenty more storage for music, pictures and videos. &nbsp;&nbsp; </FONT></P>

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

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#151; more &#151; </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;The BlackBerry Pearl from
Cingular provides a winning combination of business and entertainment-related applications
that make it a great device both for work-time and leisure-time use,&#148; said Jeff
Bradley, vice president, business data services, for Cingular Wireless. &#147;The iconic
yet highly functional design, popular BlackBerry service, and rich music and video
features coupled with our Cingular-exclusive capabilities make this a powerful offering
that will play well equally in the enterprise and consumer spaces.&#148; </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;The BlackBerry Pearl is a
breakthrough handset that looks as great as it performs. We believe this amazing new phone
will attract an even broader range of mobile customers toward BlackBerry and we are
delighted to be launching the BlackBerry Pearl with Cingular today,&#148; said Mike
Lazaridis, President and Co-CEO at Research In Motion. &#147;The BlackBerry Pearl is truly
changing the mobile communications landscape by delivering the unparalleled BlackBerry
experience that has become so popular around the world together with new multimedia
features and Cingular&#146;s powerful Push to Talk service &#150; all in an exceptionally
small, sleek and stylish design.&#148; </FONT></P>

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

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>Cingular-exclusive
Features </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Unique features of the BlackBerry
Pearl from Cingular include Cingular&#146;s Push to Talk service and the availability of
TeleNav GPS Navigator&#153; for turn-by-turn driving directions. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Cingular boasts the largest Push to
Talk network in America and its PTT service includes several differentiating features,
including &#147;availability&#148; icons, quick group calling and the ability to easily
switch a PTT session to a regular wireless voice call. BlackBerry Pearl customers can use
the Cingular Push to Talk service to stay connected with individual colleagues or friends,
or set up groups for broader communication. The PTT button on the left side of the
BlackBerry Pearl easily facilitates each PTT call. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Indent" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>In
addition, the Cingular service offers standard PTT features such as call waiting, contact
alerts, and voice messaging to anyone in their contact list. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Cingular customers can receive GPS
turn-by-turn voice and on-screen driving directions on the BlackBerry Pearl with TeleNav
GPS Navigator&#153; (Bluetooth GPS Receiver accessory required). TeleNav GPS Navigator can
be used in vehicles or while walking and offers colorful 3D moving maps.&nbsp; Just like
an in-car navigation system, the 3D maps turn, move and stop as the vehicle does the same,
while also displaying a realistic image of the streets the vehicle is approaching and
streets they are passing. </FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#151; more &#151; </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Users can also pan and zoom the map
to view surrounding streets.&nbsp; Other features include Biz Finder, allowing users to
look up a business or place of interest, and Fuel Finder, providing nearby locations with
the lowest gas prices. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl from Cingular is
also the first wireless device in the U.S. to include TeleNav Maps&#153;, a free
application providing access to non-GPS static maps and step-by-step written driving
directions. </FONT></P>

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

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>Exceptional Phone Quality </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl delivers
exceptional phone quality with premium, easy-to-use phone features including Speaker
Independent Voice Recognition for Voice Activated Dialing (VAD), support for polyphonic,
mp3 and MIDI ring tones, and intuitive call management features such as smart dialing,
conference calling, speed dialing and call forwarding.&nbsp; It also features a
speakerphone and Bluetooth&reg; 2.0 for use with hands-free headsets and car kits.
BlackBerry Desktop Manager synchronization via Bluetooth is also supported. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The unique &#147;push-based&#148;
BlackBerry service features a helpful Setup Wizard and gives users synchronized access to
both personal and corporate email accounts with attachment viewing and the ability to
manage multiple accounts while on the go. The BlackBerry Pearl also comes with an enhanced
version of RIM&#146;s SureType&#153; QWERTY keypad technology that makes typing messages
and dialing phone numbers quick and easy. The handset is supported on BlackBerry&reg;
Internet Service as well as BlackBerry&reg; Enterprise Server, with a new set of IT policy
controls on the latter to allow IT departments to manage camera and expansion memory usage
per their corporate policies. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Images appear incredibly vivid and
crisp on the BlackBerry Pearl&#146;s large, ultra-bright, high resolution (240 x 260)
display. Built-in light-sensing technology automatically adjusts the screen and keypad
brightness for optimum viewing in outdoor, indoor or dark environments. Along with an
intuitive Cingular-exclusive user interface, the BlackBerry Pearl also features a supple,
responsive trackball that makes vertical and lateral scrolling fast and easy. Dedicated
&#147;menu&#148; and &#147;escape&#148; keys on either side of the trackball, along with
context sensitive menus, make navigation instinctive, smooth and true to the BlackBerry
experience. </FONT></P>

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

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#151; more &#151; </FONT></P>

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

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>Camera, Music, Video </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Featuring a 1.3 megapixel camera with
built-in flash and 5x digital zoom, users can snap a picture and instantly share it with
friends and family by email<SUP>(3)</SUP>, MMS or BlackBerry Messenger.&nbsp; Photos can
also be set as caller ID images, and can be easily transferred between the handset and a
computer using the included USB cable. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl comes with a
media player and includes a stereo headset jack, so users can enjoy their favorite music
and videos on the go. Music and video clips are delivered with rich sound and vivid color
and can be easily loaded onto the handset via a new version of the BlackBerry Desktop
Manager that is included on a CD in the box. MP3 and ACC music files and MPEG4 and H.263
video files are supported. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>With the BlackBerry Pearl from
Cingular, users can wirelessly access their email and other data, and browse the Web in
more than 13,000 cities and towns, and along some 40,000 miles of major highways
throughout the U.S. They can also take their BlackBerry Pearl with them when traveling
abroad to make phone calls in more than 190 countries and access data in over 115
countries <SUP>worldwide((4))</SUP>. </FONT></P>

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

<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>Pricing and Availability </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>The BlackBerry Pearl from Cingular is
available for as low as $199.99 with a two-year commitment and after rebates, beginning
tomorrow in select Cingular retail stores, on <U>www.cingular.com</U> and through
Cingular&#146;s B2B sales organization, and in most Cingular stores nationwide by Monday,
December 4. Unlimited corporate email access via BlackBerry is as low as $44.99 a month
with a voice contract, or customers who simply need personal email access and web browsing
with BlackBerry&reg; Internet Service can choose the BlackBerry Personal plan for as low
as $29.99 per month with voice. Unlimited Cingular Push to Talk service is available for
an additional monthly charge of $9.99 per device and $19.99 for Push to Talk Family.
TeleNav GPS Navigator is available for additional monthly charges of $5.99 for 10 trips
and $9.99 for unlimited trips. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For more information, please go to
<U>www.cingular.com/blackberrypearl</U>. &nbsp;&nbsp; </FONT></P>

<!-- MARKER FORMAT-SHEET="Center Rule" FSL="Default" -->
     <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 Cingular Wireless </FONT></H1>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Cingular Wireless is the largest
wireless carrier in the United States, serving 58.7 million customers. Cingular, a joint
venture of AT&amp;T Inc. (NYSE: T) and BellSouth Corporation (NYSE: BLS), has the largest
digital voice and data network in the nation &#151; the ALLOVER&#153; network &#151; and
the largest mobile-to-mobile community of any national wireless carrier. Cingular is a
leader in third generation wireless technology. Its 3G network is the first widely
available service in the world to use HSDPA (High Speed Downlink Packet Access)
technology. Cingular is the only U.S. wireless carrier to offer Rollover(r), the wireless
plan that lets customers keep their unused monthly minutes. Details of the company are
available at http://www.cingular.com/. Get Cingular Wireless press releases emailed to you
automatically. Sign up at http://cingular.mediaroom.com/. </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>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<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 <U>www.rim.com </U>or
<U>www.blackberry.com</U>. </FONT></P>

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               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><SUP>(1)</SUP> </FONT></TD>
               <TD ALIGN=LEFT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
               <TD WIDTH=94%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               Optional Bluetooth-enabled GPS receiver must be purchased separately. </FONT></P></TD>
               </TR>



               <TR VALIGN=TOP>
<TD ALIGN=RIGHT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><SUP>(2)</SUP> </FONT></TD>
<TD ALIGN=LEFT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
               <TD WIDTH=94%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
Not available in all areas. </FONT></P></TD>
</TR>


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               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><SUP>(3)</SUP> </FONT></TD>
               <TD ALIGN=LEFT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
               <TD WIDTH=94%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               Requires minimum versions of BlackBerry Internet Service or BlackBerry
               Enterprise Server software. Check with Cingular Wireless or IT administrator for
               availability. </FONT></P></TD>
               </TR>



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               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><SUP>(4)</SUP> </FONT></TD>
               <TD ALIGN=LEFT WIDTH=3%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
               <TD WIDTH=94%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               Check with Cingular Wireless for roaming services. </FONT></P></TD>
               </TR>
               </TABLE>


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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>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<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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<TD><H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>SIGNATURES
</FONT></H1>
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</TD>
</TR>
</TABLE>
<BR>
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<TR VALIGN=TOP>
<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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<BR>

<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>December 5, 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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