How to Add Duet-Extra to Duet as Additional Headphone – Avantree Support

You CAN only add the Duet-RX to Duet transmitters, Quartet Transmitters, Audiplex Transmitters;other transmitters will NOT work. You can repeat this procedure and connect with up to 100 headphones.

Step 1: Get the Duet Transmitter into pairing mode.

Turn on Duet Transmitter. Set it into PAIRING MODE manually by sliding and holding the Power Switch to "PAIR" for 2 seconds until the LED starts flashing Blue and Red quickly.

Step 2: Get the Headphones into Pairing Mode.

Turn on the headphones. Slide and hold the power Switch to "pair" until the LED indicator starts flashing Blue and Red.

Step 3: Give them a few seconds to connect.

Once connected, the LED indicator on headset and transmitter will turn solid Blue.

If you're still having trouble with this, please contact us at support@avantree.com.