Feature: 1. Two video mode sports camera: high quality 60 frames video machine in 720p video mode and 30 frames video machine in 1080p video mode. 2. Easy to carry: Ultra light, easy to carry, the helmet camera can be used as a mini sports DV. Easy to install on helmet, bicycle, motorcycle. 3. Powerful Functions: This helmet camera with microphone; The 120° super wide-angle shooting is wider and the image is more beautiful. Wider field of view images can be obtained; Support high capacity TF card (up to 128GB, not included) 4. Water and shock resistant & emergency Lock: waterproof case (IPX-4), suitable for outdoor extreme weather conditions, record your wonderful moments and actions splendid; 5. Safety and environmental protection: This lithium battery built into the helmet camera is more environmentally friendly and can be recharged circularly, the battery working time is approximately 3 hours Specifications: Compact and durable. Wide-angle lens: 120 degrees high resolution Video resolution: 1920x1080 30fps, 1280x720P 60fps ; 1080P FULL HD high quality resolution. Video format: AVI SD Memory Card Slot: TF Card Power Ratio: 5V/1A Battery: built in rechargeable lithium battery System requirements: for Windows 2000/XP/Vista/Windows7, MAC OSx10. Above 3.6 Product size: 87.5x28.5mm Battery capacity: Operating time: 3-4 hours Charging time: 2 hours Material: plastic+metal colour: Black Package Contents: 1 x HD 1080p action sport camera (not included SD card and table) 1 x Strap 1 x bicycle/motorcycle-mounted holder 1 x Helmet Mounted Bracket 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.