☆ How to reconnect the headphone (receiver) to the transmitter dock of HT381? – Avantree Support

Normally they will auto reconnect with each other other once you turn on the headphones and the transmitter. If not, please follow the following steps to reconnect them again.

Step 1: Make sure the Receiver is OFF. UNPLUG the Transmitter Dock from power.

Step 2: Turn ON the Receiver. And then get the Receiver into Pairing Mode.

Flip the power switch on the receiver to "ON" position. Then Press & Hold the big grey Ambient button for a 5 seconds until the LED indicator starts flashing GREEN rapidly.

Step 3: Plug the Transmitter dock to power and give it a few seconds. It will auto connect to the Receiver. Turn on your TV and play the sound.

Once connected, the LED indicator on the receiver will turn SOLID GREEN.