BT056 Noise Reduction Sports Stereo Wireless Deep Bass On-Ear Bluetooth Earphone

1. Bluetooth standard: V5.3
2. Effective range: 10m
3. Working time (ANC): up to 40 hours;
4. Working time (ANC not turned on): up to 50 hours (at 50% volume)
5. Rated power: 20mW
6. Battery capacity: 500mAh
7. Rechargeable: Type-C
8. Impedance: 32 ohms
9. Sensitivity: 105dB+/-3dB
10. Frequency response: 20Hz-20KHz
11. Driver unit: 40mmx2
12. Supports both wireless and wired modes, plug the audio cable into the headphone jack to use as a wired headset