2019 New Product Bluetooth Active Noise Cancelling Wireless ANC Headset

Bluetooth version

CSR 8635, V4.1

Driver unit

40mm

Sensitivity

102dB±3dB

Impedance

32Ω

Frequency

20Hz-20KHz

Active cancellation

up to 20-25dB between 50-500Hz

Operation distance

10m

Power

3.7V  250mah

Continuous working time

8 hours

Charging time

2-3 h

Standby

more than 200 h

USB charging cable

80CM

Work current

32mA

Standby current

5uA

Transmit power

4dBm

Receiver sensitivity

-89dBm

Frequency range microphone

20Hz—16 kHz

Sensitivity microphone

-42±3dB