Add More Ensemble Pro Headphones
- Turn them on near the transmitter.
- Wait for solid orange.
Transmitter
Headphones
Optical · AUXMulti-headphone · up to 35 hours
Set up with the transmitter
Step 1 of 4 · Cable
Connect your TV
Find an audio OUT port on your TV, then choose one cable below.
Not sure? Take a photo of your TV ports.Get help →
Connect the audio cable
Choose Optical or AUX above to see the connection steps.
- Remove the clear caps from both square ends.
- TV: plug into OPTICAL / DIGITAL AUDIO OUT.
- Transmitter: plug into OPTICAL.
✓
Ready: both square plugs are fully inserted.
- TV: plug into HEADPHONES / AUDIO OUT.
- Transmitter: plug into AUX.
✓
Ready: both plugs are fully inserted.
Step 2 of 4 · Power
Power on the transmitter and headphones
- Connect the supplied USB power cable to the transmitter and a working 5 V USB power source.
Using Optical? You can use the TV USB port. Keep the TV on.
Using AUX? Use a wall USB adapter. Do not use the TV USB port, to avoid noise.
-
Turn on the transmitter and headphones. Slide both ON/OFF switches to ON. Keep them close together.
Wait until the headphone connection light is solid orange.
Headphone light: solid orange means the headphones are connected to the transmitter. It does not confirm that TV audio is arriving.
✓
No light?
Reseat both ends of the USB cable. If your TV USB port has no power, use a working 5 V USB power source.
First use or headphones will not turn on?
Slide the headband back in, then place the headphones on the powered dock. Solid red confirms charging. Once the headphones can turn on, continue setup. A full charge takes about 2 hours; you do not need to wait for a full charge.
Headphones will not connect?
Red + blue flashing? Double-press ⏯, then hold it for 3 seconds. Wait for solid orange.
If the headphones still will not connect, open the connection checks →
Step 3 of 4 · TV sound
Set the audio output
Use your TV remote.
- Open Settings → Sound / Audio
-
Choose how you want to listen
-
Headphones only:
Set Sound Output to Optical. -
TV speakers + headphones:
See how to play through both →
-
Headphones only:
-
Set Digital Audio Format to
✓PCM or Stereo
See how to set PCM
Why PCM? PCM is an audio format the transmitter supports.
Choose your TV brand:
×Avoid Dolby, DTS, Auto or Bitstream.These may cause silence.
Using a cable box or Android Box?
Set Digital Audio Format to PCM / Stereo (2-channel) on the device connected to the Optical cable.
Use your TV remote.
Open Settings → Sound
Sound OutputHeadphones or Audio Out
✓
Ready: raise the TV volume to a normal level.
Step 4 of 4 · Listen
Listen to your TV
After completing the TV sound settings:
- Play a TV program with speaking voices.
- Put on the headphones. Press + or − to adjust the headphone volume slowly.
- Check that you hear the TV clearly through the headphones.
✓
Success: solid orange headphone connection light + TV sound through the headphones.
Connected but no sound? Check these two lights
- Headphones — solid orange: connected to the transmitter.
- Transmitter Audio Signal — solid: receiving audio from the TV/source.
Flashing is normal when the TV is off or no audio is playing. If Audio Signal flashes while a program is playing, check the audio cable and the source settings in Step 3.
Finished setup? The sections below are optional.
Adjust volume in this order
-
TV and transmitter
- Using AUX? Raise the TV/source volume first.
- Need more volume? Switch Volume Boost to ON (+6 dB). If the sound becomes distorted, turn Volume Boost OFF.
-
Headphones
- Set volume: raise it slowly.
-
Dialogue unclear? Try Clear Voice 1 or Clear Voice 2.
Short press the EQ button to switch between Balance, Clear Voice 1, and Clear Voice 2.
Use with a Phone or PC
Connect the headphones directly by Bluetooth.
- Turn off the transmitter
-
Start pairing
Hold Pair with Phone for 3 seconds. The LED flashes red and blue.
-
Open Bluetooth settings
On your phone or PC, turn on Bluetooth.
-
Select Ensemble Pro
Solid blue means connected.
Add More Headphones
Share TV sound via Auracast.
Add another Auracast device
Avantree device
Turn it on near the transmitter.
Other brand
Use its app to join Ensemble Pro.
Bluetooth-only headphones won't work.
Charge the headphones
Use the powered dock or a USB-C cable.
Full charge: about 2 hours.
Playtime: up to 35 hours.
Battery Low: about 40 minutes of listening time remain after the first low-battery prompt. Charge the headphones when convenient.
- Headband: retract it before placing the headphones on the dock.
- Base: align the headphones with the charging pins.
- USB-C: use a 5 V, 1–2.4 A power source.
- Light: solid red = charging; off = full.
Not charging? Reseat the headphones or USB-C cable. Check the power source.