BOROFONE BC30 Thinker wireless headset, BT v5.0, 70mAh battery for 6 hours of calls / music and 120 hours of standby

1. BT v5.0. Chip: Blue trum5337.
2. Battery capacity: 70mAh, charging for about 2 hours.
3. Talk/music time: 6 hours.
4. Standby time is 120 hours.
5. Sizes: 60*15*25mm. Weight: 6g.
6. Support Chinese and English prompts, double-click the multi-function button in the unpaired state.