FORCELL F-AUDIO Sonic Aura wireless headphones bluetooth ANC black

Specification:
Bluetooth version: 5.3*
Playing time: about 35 h
Charging time: about 4 h
Battery capacity: 600 mAh
Noise reduction: 28±3 dB
Impedance: 32 Ω±15%
Frequency: 20-20,000 Hz
Sensitivity: 105±3 dB
Bluetooth range: 10 m
Built-in microphone