1. BT v 5.1. Chip: JL AC7006.

2. Battery capacity: 200mAh, charging for about 2 hours.

3. Talk/music time: 20 hours. Standby 330 hours.

4. Cable length: 85cm. Weight: 22g.

5. Support BT, TF card (≤32Gb) playback.

6. Support Chinese and English prompt tone: double-click the multi-function button in the unpaired mode.