Can I Use TV Speakers & Avantree Headphones Together? – Avantree Support

Yes — but it depends on your TV

Using TV speakers and Avantree headphones at the same time is mainly a TV feature. Most modern TVs can continue playing through their built-in speakers while also sending audio through Optical Out, but some TVs cannot.

Your TV determines whether this works The Avantree transmitter cannot force your TV to keep its internal speakers on. Your TV must support simultaneous audio output.

Recommended Setup

TV Speakers
Stay ON

TV Optical Out

→

Avantree
Transmitter

→

Avantree
Headphones

Use the Avantree Transmitter Recommended — most reliable method when your TV has Optical Out

Connect your Avantree transmitter to the TV's Optical / Digital Audio Out, then configure the TV to keep its speakers enabled.

LG TV

LG TVs typically provide a direct simultaneous-output setting.

Open Settings.

Go to Sound Out.

Select TV Speaker + Optical.

Settings → Sound Out → TV Speaker + Optical

Once selected, the TV speakers and Optical Out can play at the same time.

LG SOUND OUTPUT GUIDE →

Samsung / Fire TV / Sony / Roku / TCL

These TVs may support simultaneous TV speaker and Optical audio when configured correctly.

Go to Settings → Sound → Expert Settings.

Set Digital Output Audio Format → PCM.

Set Sound Output → TV Speaker.

If needed, unplug and reconnect the Optical cable to refresh the signal.

PCM is required. Keep the TV speakers selected while the Optical output continues sending audio to the Avantree transmitter.

Some Samsung models also have Simultaneous Optical Output under Settings → Accessibility. Make sure it is turned ON if available.

Connect the Headphones Directly to the TV via Bluetooth Only if your TV supports Bluetooth + TV Speaker simultaneously

Some newer smart TVs can play through their built-in speakers while also sending Bluetooth audio directly to headphones.

Samsung TVs

Some newer Samsung TVs include a Multi-Output Audio feature.

SAMSUNG MULTI-OUTPUT AUDIO GUIDE →

LG TVs

Compatible LG TVs may provide a Multi-Output Audio or equivalent simultaneous-output option.

LG SOUND OUTPUT GUIDE →

Important: Most TVs only support one Bluetooth audio output at a time. This option works only if your TV specifically supports simultaneous Bluetooth and TV-speaker output.

TV speakers turn off when you connect the headphones?

Your TV may not support simultaneous audio output. In that case, try one of these alternatives.

Option A — Use a Soundbar or AV Receiver

Connect the TV to your soundbar or AV receiver, then use an available audio output from that device for the Avantree transmitter.

Option B — Add Another Avantree Headphone

Pair an additional compatible headphone to your Avantree system so another listener can hear clearly without relying on the TV's built-in speakers.

Not sure if your TV supports both outputs?

Tell us your TV brand and exact model number, which Avantree product you are using, and how it is connected to the TV.

ASK A QUESTION