User's Manual

Handfree Send Volume：The control is fixed gain (non-agc). When Handfree AGC is selected as

enable, the value of Handfree Send Volume does not work, and the work of controlling the sound is

completed by agc; only when Handfree AGC is selected as disable, the value of Handfree Send Volume

will be issued.

To configure Handfree Send Volume via Web interface:

1. Click Setting → Voice

2. Select the desired value in the Handfree Send Volume field.

3. Click to save the configuration.

To configure Handset /Headset/Handfree extra loud via Web interface:

Handset /Headset/Handfree extra loud can control the size of the sound emitted from the speaker, and

you can control an additional +2~+12 db.

1. Click Setting → Voice

2. Select the desired value in the Handset /Headset/Handfree extra loud field.

3. Click to save the configuration.