Product data

USRobotics
Command Reference
Voice Commands - 135
Syntax
+VTX
Result Codes
CONNECT ERROR The modem accepts the command. The modem is not
connected to at least one off-hook telephone line or one non-telephone line.
+VGR - Voice Gain Receive (Record Gain)
This command causes the modem to set the gain for received voice samples.
Syntax
+VGR=<gain>
Defined Values
<gain> Decimal number between 0 and 255 corresponding to the gain.
Reporting Current or Selected Values
Command: +VGR?
Response: +VGR: <gain>
Example: +VGR: 0 For the default setting.
Reporting Supported Range of Parameter Values
Command: +VGR=? Response: +VGR: <gain> range Example: +VGR: 0-255
Result Codes
OK <gain> = 0-255.
ERROR Otherwise, or if not in Voice Mode.
+VGT - Voice Gain Transmit (Playback Volume)
This command causes the modem to set the volume level.
Syntax
+VGT=<level>
Defined Values
<level> Decimal number (120-135) corresponding to the volume level.
Reporting Current or Selected Values
Command: +VGT?