CSR-8635 Bluetooth version: 4.1 standby time: 1: 280-300H Battery capacity: 110mAh Transmission distance: 10 m charging Interface: Micro-UBS call length: 9: 10H charge Voltage: DC5V Waterproof Grade: level IV Waterproof to telegram to answer phone calls, music playback end number to be redial, 1 Torch 2 Chinese and English automatic switching back to each other
