Description BOROFONE BC34 Mikey wireless headset, BT v5.0, 40mAh battery for 4 hours of calls / music and 120 hours of standby 1. BT v5.0. Chip: Blue trum 5337. 2. Battery capacity: 40mAh, charging for about 1 hour. 3. Talk/music time: 4 hours. 4. Standby time is 120 hours. 5. Sizes: 26*15*24mm. Weight: 3g. 6. Support Chinese and English prompts, double-click the multi-function button in the unpaired state.
