Features 1.Waterproof Body, Clear Picture Quality: Bike sports camera's body is designed with waterproof aluminum alloy; and built in 1/2 inch low noise high quality sensor, can take super clear pictures with deeper colors. 2.Built in Microphone, Motor; Memory Card: Bike sports camera has a built in microphone and built in vibration motor, which vibrates to indicate the working status. Support high capacity 128GB memory card.(Memory card not included) 3.1080P Full HD, 170 Degree Wide Angle: Bike motorcycle helmet camera with 1080P full HD 1920 x 1080 30 fps, 1280 x 720P 60 fps. with 170 degrees of ultra wide angle, multi angle shooting. 4.Long Battery Life: Bike sports camera built in 680mAh lithium battery with USB charging cable. Charging about 2 hours, can work 3?4 hours, working time is 1 times longer than others. Note: Please charge it after you receive it. It does not have enough power to shoot video at once. 5.Easy to Install: Bike helmet video cam can mount the camera on various helmets to record your wonderful moments. The package also includes a 360 degree bracket that can be mounted on a bike or motorcycle handlebar. 6.Compatible: Helmet cameras support for Windows me, for Windows 2000, for Windows xp, for Windows 2003, for Windows 7 for Windows vista; for Linux; for OS X 10.4 or above operating system. specificationItem Type: Helmet Camera_x000D_ Material: Aluminum Alloy_x000D_ Color: Black_x000D_ Battery Type: Built in 680mAh Lithium Battery (included)_x000D_ Lens: 800MP 170 Degree Angles, HD Wide Angle Lens_x000D_ Video Resolution: 1920x1080_x000D_ Video Format: AVI_x000D_ Video Frame Rate: 30fps_x000D_ Image Resolution: 3840x2160_x000D_ Image Format: JPG_x000D_ Memory Card Slot: Memory Card (Not Included)_x000D_ Microphone: Built in_x000D_ USB Interface: USB 2.0_x000D_ Support system: for Windows me, for Windows 2000, for Windows xp, for Windows 2003, for Windows 7 for Windows vista; for Linux; for OS X 10.4 or above operating system PackageList 1 x HelmetCamera 1 x Bracket 1 x Helmet Strap 1 x Lanyard 1 x Card Ring 1 x USB Cable 1 x Instruction Manual