Headphones Overview
Button Functions
| No. | Button | Function |
| ① | PAIR/ON/OFF | - Slide to ON/OFF to power the headphones on or off. - Hold in PAIR position for 4 seconds to enter pairing mode. |
| ② | + / – | Press or hold to increase or decrease volume. |
| ③ | Mute | Press once to enable or disable the mute function. |
| ④ | EQ | Press once to switch between Balanced and Clear Voice sound modes. |
LED Indicators
| No. | Indicator | Meaning |
| A | Flashing blue | Power on |
| Solid blue | Connected | |
| Flashing blue rapidly | Pairing mode | |
| Flashing red | Low battery | |
| Solid red | Charging | |
| Off | Fully charged or power off |
Transmitter Overview
Button Functions
| No. | Button | Function |
| ⑤ | ON / OFF | Slide to turn the transmitter ON / OFF. |
| ⑥ | Audio Input |
Switch to match the audio input mode: • OPT/AUX |
| ⑦ | Phone | Press and hold for 4 seconds to enter pairing mode (Phone mode only). |
| ⑧ | Press and hold for 2 seconds to enter pairing mode. | |
| ⑨ | + / – | - Press or hold to adjust the volume. - Press + and - together to cycle between Normal, Voice, and Bass sound modes. |
LED Indicators
| No. | Indicator | Meaning |
| B | Solid white | Current audio input mode is in use |
| C | Flashing white | Pairing mode |
| Solid white | Connected | |
| D | Solid white | Current sound mode is in use |
⚠️Important Notes:
• Please avoid using a TV or computer USB port, or a power bank for charging, as they may not provide sufficient power.
• 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.
• No sound from your headphones after setup? Troubleshooting guide 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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