This waterproof action camera with built-in Microphone, USB port, TV port can support SD card up to 32GB. It can be mounted on helmet, bike, arm and other objects to record your wonderful time.Features:1.3Mega pixels CMOS sensor.Video resolution: 720P(1280*720)/VGA(640*480)30FPS.Built-in Microphone, USB port, TV port, SD card slot.Support SD card up to 32GB (not included).Can be used as PC camera.