- Micro USB slot
- ANC switch button
- ANC indicator light
- 3.5mm audio cable
- Power indicator light
- Volume down / Next song
- Power button
- Volume up / Previous song
- ANC wireless headsets
- User manual
- Micro USB cable
- 3.5mm audio cable
Please read the manual carefully before using and keep it as a reference.
Speaker diameter: Φ40mm
Sensitivity: S.P.L:119dB S.P.L. at 1KHz
Frequency response: 20Hz-20000Hz
Microphone unit: Φ4*1.5mm Φ6*2.7mm
Impedance: ≤2.2 K
Frequency response: 30-16000 HZ
Wireless version: CSR 4.0
Carrier frequency: 2402MHz-2480MHz
Rated power: 20mW
Sensitivity: -42 +- 3dB
Operating voltage: 4.2V
Receiver range: 10M
Transmit power: 4dBm(max)
Pairing code: BBTEK
Power On / Power Off
Power on: Press and hold the power button for approximately 2 seconds, the blue LED flashes with a voice prompt "power on"
Power off: Hold and press the power button for approximately 5 seconds, the red LED flashes with a voice prompt "power off"
Pairing for the first time: In the state of power-off, press and hold the POWER button for approximately 6 seconds till the red and blue LED lights flash alternately.
The light will turn blue first but you still need to keep holding the button down until the red and blue LED lights flash alternately. Search pairing code on your phone's list and select it to be paired. Pairing code is BBTEK.
Under connection mode, press and hold the POWER. button for approximately 3 seconds. You will have once voice prompt "ready to pair" to remind the user they change to connect to other device. If you don't need to connect to other device, press and hold the POWER button for 2 more seconds, and the headphones will be power off.
Automatic reconnect: Power on the headphones then they will reconnect with your phone automatically. You don't need to enter the pairing mode for reconnection.
Notice: The headphones will power off automatically in 5 minutes if there is no connection.