Grandstream GXV3240 Administration Guide - Manual (Page 104)

Firmware Version 1.0.3.37 GXV3240 Administration Guide Page 102 of 117

When there is an active call, press HEADSET button to toggle
between Headset and Speaker.
Handset TX Gain (dB)
This is used to configure the transmission gain of the handset.

0

-6

+6
The default setting is “0dB”.
Handset RX Gain (dB)
It is used to set handset volume, thus controls the received audio
signal.
Note: When set to +6dB, the increasing handset volume may cause
irreversible damage to the hearing, please proceed with caution.

0

-6

+6
The default setting is “0dB”.
Handset Equalizer RX
The default setting is "Default", users could also set to "Gentle" or
"Fidelity".

Default

Gentle

Fidelity
The default setting is “Default”.