Feature: 1. Waterproof and Low Noise: Helmet camera is designed with waterproof aluminum alloy and built in 1/2 inch low noise high grade sensor, compact size, more convenient for various scenes, multi angle shooting. 2. With Microphone: Bike sports camera has a built in microphone and vibration motor to indicate the working status. Support high capacity 32GB memory card (not included). Operating system: for Windows 7 2000 XP Vista; for OS X 10.3.6 or above. 3. HD and Wide Angle: 1080P helmet cameras catch and share your world with 1920 x 1080 30 fps, 1280 x 720P 60 fps HD resolution, 120 degree ultra wide angle for ultra clear pictures with deeper colors. 4. Long Battery Life: Helmet camera has a built in 750mAh lithium battery with USB charger. Charging about 2 hours, can work 3‑4 hours, working time is 1 times longer than others. You will no longer worry about the shooting time of this camera. 5. Multipurpose: The camera can be mounted on various helmets to record your wonderful moments. The package list also includes a 360° bracket that can be mounted on a bike or motorcycle handlebar. Specification: Item Type: Helmet Camera Material: Aluminum Alloy Color: Black Battery Type: Built in 750mAh Lithium Battery (Included) Lens: 120 Degree High Resolution Ultra Wide Angle Lens Video Recording Format: Avi Video Encoding: M JPEG Video Resolution: 1920x1080 Video Frame Rate: 30fps±1fps Playback Software: Operating System Comes with or Mainstream AV Playback Software Image Format: Jpg Image PX: 8MP Image Ratio: 4:3 Memory Card Slot: Memory Card (not Included) Microphone: Built in USB Interface: USB2.0 System Requirements: For Windows 2000 XP Vista, for Windows 7, for OS X 10.3.6 or Above. Package List: 1 x Helmet Camera1 x Bracket1 x Helmet Strap1 x Lanyard1 x Clasp1 x USB Cable1 x Instruction Manual Note: 1. Please charge it after you receive it. It does not have enough power to shoot video at once.2. Helmet camera can record all the time, but the video will be stored automatically every 3 minutes.