Product data
USRobotics 
Command Reference
Voice Commands - 127
Voice Commands 
Voice Commands Overview 
Voice commands are identified in Table 6-1. 
Table 6-1: Voice Commands
Configuration 
+FCLASS Set Mode 
+VCID Caller ID (CID) 
+VNH  Automatic Hang-up control 
+FMI Manufacturer Identification 
+FMM Product Identification 
+FMR  Version, Revision, etc. 
+FLO  Flow Control 
Voice 
+VIP  Voice Initialize All Parameters 
+VRX  Start Modem Receive (Record) 
+VTR  Start Voice Transmission and Reception (Duplex) 
+VTS  Voice Tone Send (Send single frequency or DTMF) 
+VTX  Start Modem Transmit (Playback) 
+VGR  Voice Gain Receive (Record Gain) 
+VGT  Voice Gain Transmit (Playback Volume) 
+VIT  Voice Inactivity Timer (DTE/Modem) 
+VLS  Analog Source/Destination Selection 
+VRA  Ringback Goes Away Timer 
+VRN  Ringback Never Appeared Timer 
+VSD  Silence Detection (QUIET & SILENCE) 
+VSM  Compression Method Selection 
+VTD  Beep Tone Duration Timer 
+VDR Distinctive Ring 
+VDT  Control Tone Cadence Reporting 










