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Bluetooth version | V5.0 |
Audio codecs | SBC |
Driver unit | 40mm dynamic driver |
Playback time | ANC on: about 29 hours; ANC off: about 49 hours |
Charging time | About 1.5 hours |
Battery capacity | 400mAh |
Frequency response | 20Hz - 40kHz |
Sound pressure level | 91±3dB(A) |
Superb Noise CancellingThe W820NB headphones have hybrid ANC technology that reduces noise by up to ...