Detailed Product Description sport helmet camcorder in wholesale and retail Product Informations CMOS Sensor 1.3MP Pixels SD Card ,support 32GB SDHC Unlimited until SD memory capacity used up 640 x 480(VGA), 30fps Built-in Microphone with 12ft range Fixed, Auto-Focus IR LED USB 2 AAA Batteries (not included) Product Dimension 9 x 5 x 4CM