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Consolidated Statements of Operations and Comprehensive Income (Unaudited) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012
Consolidated Statements Of Operations And Comprehensive Income |  |  |  |
Product sales, net | $ 2,907,869 | $ 2,916,781 | $ 5,717,581 | $ 5,807,835
Cost of sales | 1,667,865 | 1,650,461 | 3,158,507 | 3,364,203
Gross margin | 1,240,004 | 1,266,320 | 2,559,074 | 2,443,632
Operating expenses: |  |  |  |
Selling, general and administrative | 1,154,387 | 1,018,367 | 2,231,009 | 2,000,822
New product development | 263,718 | 264,311 | 558,673 | 476,768
Amortization of intangibles | 8,217 | 8,217 | 16,434 | 16,434
Loss on disposal of equipment | 40 | 545 | 1,098 | 1,247
Total costs and expenses | 1,426,362 | 1,291,440 | 2,807,214 | 2,495,271
Operating loss | (186,358) | (25,120) | (248,140) | (51,639)
Other income (expense): |  |  |  |
Interest expense | (222) | (14,616) | (394) | (45,056)
Interest expense - debt costs | (4,997) | (884) | (10,047) | (1,750)
Change in fair value of warrant liability | (35,013) | 169,552 | (53,965) | 265,336
Other income (expense), net | 24,557 | 11,840 | 30,168 | 75,102
Total other income (expense), net | (15,675) | 165,892 | (34,238) | 293,632
Net income (loss) | (202,033) | 140,772 | (282,378) | 241,993
Income (loss) per common share - (basic) | $ (0.01) | $ 0.01 | $ (0.02) | $ 0.02
Number of shares used in per share calculation - (basic) | 13,863,865 | 11,801,684 | 13,715,789 | 11,786,793
Income (loss) per common share - (diluted) | $ (0.01) | $ 0.01 | $ (0.02) | $ 0.02
Number of shares used in per share calculation - (diluted) | 13,863,865 | 12,728,486 | 13,715,789 | 12,738,595
Foreign currency translation adjustment | 4,106 | 3,651 | 13,795 | 494
Comprehensive income (loss) | $ (197,927) | $ 144,423 | $ (268,583) | $ 242,487

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