Hands - Free Phone
The hands - free phone reception volume adjustment and microphone and speaker test functions are also available.
| Item | Description |
|---|---|
| HF Vol. Adjustment | The reception volume can be set in three steps: "Low", "Standard" and "High". |
| Voice Microphone Test | The microphone audio can be directly connected to the speakers to perform a microphone test. |
| Onload model ID | Displays the on board unit ID. |