Download Multitech MTR-C2 Specifications

AUDIO COMMANDS
Handset Noise Reduction #SHSNR Set command enables or disables the noise reduction function on audio handset input. Read command reports whether the noise reduction function on audio handset input is currently enabled or not, in the format: # SHSNR: <mode> Test command returns the supported range of values for <mode>. Syntax Command Command type AT# SHSNR =<mode> Set AT# SHSNR? Read AT# SHSNR =? Test Parameters and Values <mode> 0 1 Disables noise reduction for handset mode. Default: 0. Enables noise reduction for handset mode. Notes „
To save the value of <mode> use the AT&W command. Embedded DTMF Decoder Embedded DTMF Decoder Enabling #DTMF Set command enables or disables the embedded DTMF decoder. Read command reports the currently selected <mode> in the format: #DTMF: <mode> Test command reports supported range of values for all parameters. Syntax Command Command type AT#DTMF=<mode> Set AT#DTMF? Read AT#DTMF =? Test Parameters and Values <mode> 0 1 Enables DTMF decoder. 2 Enables DTMF decoder without URC notify. AT Commands for HSPA‐H5 Modem Disable DTMF decoder. Default: 0. 320