Description BOROFONE BC37 Imperor wireless headset, BT v5.1, 150mAh battery for 20 hours of calls / music and 200 hours of standby 1. BT v5.1. Chip: JL AC6976D. 2. Battery capacity: 150mAh, charging for about 1 hour. 3. Talk/music time: 20 hours. 4. Standby time: 200 hours. 5. Sizes: 110*45*28mm. Weight: 12g. 6. Super battery life, both left and right ears can be worn. 7. Support Chinese and English prompts, double-click the multi-function button in the unpaired state.
