1. Color: Black, Blue, Dark Green
2. Material: ABS
3. Headphone cord length: 98cm, weight: 18g
4. Bluetooth 5.0; Chip: BK3266
5. Battery capacity: 200mAh, charging for about 2 hours
6. Talk/music time: 15 hours, standby time: 200 hours
7. Support Chinese and English prompt sound: when not connected, double-click the multi-function button and there will be a prompt sound
