The bow-mounted video camera that screws to the stabilizer receptacle on your bow and acts as a stabilizer, shock absorbing design for better footage, microphone gives you added element of sound, easy to operate--simply turn on and press ’record’, you get high quality video clips, view on your TV or computer(cables included), records video on readily available SD card. Specifications: Resolution--640 X 480 pixels(VGA), Frame Rate--30 per second, Focus Range--2 to 40 Yds., SD card memory expansion(up to 4GB), built in memory 64MB. Operates on (2) AA batteries(NOT included, Lithium batteries recommended).