How to PAIR, CONNECT and LOCK headphones to transmitter again in D4169?

D4169 – How to Pair and Lock Your Headphones

Your original D4169 headphones are already paired and locked to the transmitter when purchased.

Before You Start

1. Turn OFF your TV.
2. Power the transmitter using a USB wall adapter.
3. Turn OFF Bluetooth on nearby phones and tablets.

Original Headphones Included

BLACK AS9S: Over-ear headphones – Transmitter button 1

RED NB16: Neckband headphones – Transmitter button 2

First, Try Reconnecting

1. Turn OFF the transmitter and both headphones.
2. Turn everything back ON.
3. Wait 5–10 seconds.

Solid BLUE LED = Connected

If the headphones still do not connect, follow the pairing steps below.

Step 1 – Pair the BLACK AS9S Over-Ear Headphones

1. Turn ON the transmitter. Press and hold button 1 until its LED flashes RED and BLUE .
2. Put the BLACK AS9S headphones into pairing mode. Follow the instructions for your headphone version in the note below.
3. Wait until transmitter LED 1 turns Solid BLUE . Then press and hold transmitter button 1 until its LED turns Solid PINK to lock the connection.

Step 2 – Pair the RED NB16 Neckband Headphones

1. Press and hold transmitter button 2 until its LED flashes RED and BLUE .
2. With the RED NB16 headphones OFF, press and hold the middle button until the LED flashes RED and BLUE .
3. Wait until transmitter LED 2 turns Solid BLUE .
4. Press and hold transmitter button 2 until its LED turns Solid PINK to lock the connection.

Something Doesn't Look Right?

If your headphones still will not connect, contact Avantree Support. Tell us whether the issue affects the BLACK AS9S, RED NB16, or transmitter.