标准版
| Chip: Actions 3009 |
| Bluetooth version: V5.1 |
| Frequency response range: 50Hz ~ 20KHz |
| Support protocol: AVRCP v1.6. A2DP v1.3. HFP V1.7 Simultaneous LE and BR/EDR |
| Call time: approximately 4 hours |
| Working time: about 4 hours |
| Bluetooth transmission distance :≥10 meters |
| Net weight: 49g, gross weight: 147g |
| Earphone Battery: 45mah |
| Charging bin: 400mah |
