... for bicycle 2.640*480 video 3.30fps,waterproof 4.64MB internal ... 1) Main function: record video and audio synchronously, USB drive, web camera2) Video format: AVI VGA 640*480 ... systems: No need for driver installation if the operating system is Windows ME/ 2000/ XP/ Vista or above ... User Manual FunctionVideo&audio recording,take photo,USB drive,webcamSensor1.30 Mega CMOS sensor Video AVI VGA 640*480, ...