ANC Wireless Bluetooth Headphones

Brand:Trusmi
Model: BH01-01
Color: Black
Bluetooth version: V5.4
Battery capacity: 400mAh
Charging time: About 2.5 hours
Standby time: about 100 hours
Play time: About 30 hours
Transmission distance: ≥10 meters
Speaker size: 40mm
Speaker sensitivity: 99±3dB
Impedance: 32Ω±15%
Frequency range: 20Hz to 20KHz
Microphone sensitivity: 42±3dB
Rated input: 5V ⎓ 380mA
Audio interface: AUX
Voltage: 3.7V
Bluetooth /HFP/HSP/A2DP/ACRCP