Headphones Overview
Button Functions
| No. | Button | Function |
| ① | OFF/Phone/TV | - Switch to TV to connect to the transmitter - Switch to Phone for use as standard Bluetooth headphones - Switch to OFF to power off |
| ② | + / – |
- Press or hold to increase or decrease volume. - Press and hold + and - together for 5 seconds to reset the headphones. |
| ③ | Multi-function | - Press and hold for 3 seconds to enter pairing mode. - Press once to reconnect to the last paired Bluetooth device. - Press once to play/pause (Phone mode only). |
| ④ | EQ | Press once to cycle between Balanced, Voice Clear, and Cinema Sound modes. |
| ⑤ | ANC |
- Press once to switch between Noise Cancelling, Transparency and Normal modes. - Press and hold ANC and EQ together for 5 seconds to enable or disable voice prompts. |
LED Indicators
| No. | Indicator | Meaning |
| A | Flashing blue | Power on |
| Solid blue | Connected | |
|
Flashing red* & blue |
Pairing mode | |
| Flashing red | Low battery | |
| Solid red | Charging | |
| Off | Fully charged or power off | |
| B | Solid green | Noise Cancelling function is enabled |
| Off | Transparency or Normal mode is in use or power off |
(*Flashing Blue for TV mode)
Transmitter Overview
Button Functions
| No. | Button | Function |
| ⑥ | ON / OFF | Slide to turn the transmitter ON / OFF. |
| ⑦ | Volume Boost* | +8dB higher in Optical input mode when enabled. |
| ⑧ | Select Input |
Switch to match the audio input mode: |
(*Available in Optical input mode only)
LED Indicators
| No. | Indicator | Meaning |
| C | Solid Blue | Power on |
| D | Flashing white | No valid audio signal detected |
| Solid white | Valid audio signal detected | |
| E | Solid red | Charging |
| Off | Fully charged | |
| F | Solid white | Volume Boost function is enabled |
⚠️Important Note:
•When using your Avantree transmitter with a TV in Optical or HDMI ARC mode, it is essential to set your TV’s Digital Output Audio Format to PCM (Pulse-Code Modulation) to avoid audio issues. Find out more here.
•Want to hear audio from multiple devices—like a soundbar, TV speakers, and headphones—at the same time? Check out this guide.
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