NOTE:The button labeled as "hands free button" . It is also called the "function button" in the instructions. So if your device doesn't pair, press this button.

Product model: BT audio receiving and transmitting adapter. Product color: black.

Product size: 45*20*11mm.

Input voltage:USB 5V power supply.

The product is turned on by default in the transmitter mode, the red indicator light flashes quickly, long press the function button to switch to the receiving mode, the blue indicator light flashes quickly, the computer is connected to the Bluetooth speaker/headphone, The barrier-free transmission range can reach 15 meters.

Applicable type: computer, TV,projector (transmitting mode)/speaker, earphone, car device,call (receiving mode).

Product packaging: 1pcs/bag (host,3.5mm audio cable, English manual).

Additional Features

  • USB audio transmission:Transmitter mode: Transmit audio through the USB port (wireless transmission). The audio is transmitted through the AUX port 3.5mm audio cable. Receiver mode: The audio is transmitted to the speaker through the AUX port 3.5mm audio cable.
  • One Key Switch Mode:Simply press a button to quickly switch transmitter/receiver mode.After this Bluetooth Transmitter Receiver adapter is powered on, red light in TX - Transmitter mode, blue light in RX - Receiver mode.