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• 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 Specifications

Speaker parameter:

Speaker diameter: Φ40mm

Sensitivity: S.P.L:119dB S.P.L. at 1KHz

Frequency response: 20Hz-20000Hz

Microphone parameter:

Microphone unit: Φ4*1.5mm Φ6*2.7mm

Impedance: ≤2.2 K

Frequency response: 30-16000 HZ

Wireless mode:

Wireless version: CSR 4.0

Carrier frequency: 2402MHz-2480MHz

SNR: -92dBm

Speaker Specifications

impedance: 32Ω

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

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.

PLEASE NOTE:

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.