4-in-1 Rechargeable Wireless Bluetooth 5.4 Transmitter Receiver Audio 3.5mm Aux

4-in-1 Wireless Bluetooth 5.4 Transmitter Receiver Adapter Audio 3.5mm Jack Aux. Turn on the Bluetooth earphones or Bluetooth speakers and make sure they are in Bluetooth pairing mode. Wait for the adapter to automatically pair with Bluetooth headphones or Bluetooth speakers.

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