Grandstream Networks GHP6 Series Administration Manual page 52

Enables the USB Port usage, if disabled, the phone will not be able to use the USB function.
Enable USB Port
Enabled by Default.
This setting configures whether the media channel is switched to handset when the handset goes off-hook.
Enable Handset
By default, is it enabled. If it is disabled, the audio channel will never be switched to handset.
Configures the Transmission Gain in RJ9 headset channel.
It can be selected from the dropdown list. The default setting is 0dB:
-24
-18
-12
RJ9 Headset TX Gain
-6
(dB)
0
+6
+12
+18
+24
Configures the transmission gain of the 3.5mm earphone. It controls the audio signal sent out from the phone.
3.5mm Earphone TX
Gain (dB)
Note: not available with GXV3450
Specifies which type of headset will be connected to the phone system. It can be selected from the dropdown
list:
Normal Headset
Headset Type
Plantronics EHS
If a normal RJ11 headset is connected, it should set to "Normal Headset". If a Plantronics EHS headset is used,
it should set to "Plantronics EHS"
If set to "Yes", the headset can control the onhook and offhook.
Enable 3.5mm
Headset Control
Note: not available with GXV3450
Configures the transmission gain of the handset. Default setting is "-6dB".
-4
-2
Handset TX Gain (dB) 0
+2
+4
+6
When Handset Noise Shield feature is enabled, the remote party will hear less environmental noise during a
Enable Handset Noise
call. If set to "High Shielding", most of the environmental noise can be shielded. If set to "Soft Shielding",
Shield 2.0
some environmental comfort noise will remain for the remote party.
This feature configures the transmission gain for handsfree mode. Default setting is "0dB".
-16
-12
-8
Handfree TX Gain -4
(dB) 0
+4
+8
+12
+16
Media Volume Configures the volume of media.
Alarm Volume Configures the volume of alarm.
Audio Control