Wireless Function：Yes Rechargeablebatteryincluded：Yes High-concerned chemical：None Expand Microphone：Yes Supporting Language：English,Simplified Chinese Maximum webcam image resolution：1080 Built-in Mic：Yes Effective MegaPixel：>25MP Image Sensor：Other SONY Series Main Processor ( Maximum HD Support)：GP2 Origin：Mainland China applicable scenario：Off-Road, Track, Motorcycle, City Cycling pixel range：4K Fastest shipping time：1-3 days pigment：Black, White Model：S1 Battery life：8 Number of cameras：single camera LCD screen size：1.97 IPO time：2026.7 Product size：144*48*31mm Storage medium：TF card Body material：Plastic, APS packing list：Machine -- Data Cable -- Manual -- Packaging