E
pease help me find some modems (external or internal) that has the dtmf
support to work caller id information on bsnl land lines.
support to work caller id information on bsnl land lines.
DTMF (Dual-tone-multi-frequency ) modems..halp me
Ask for a voice modem with dtmf support of any brand. These can support all the phone functions and fax.
*www.kengolf.com/en/voice-modem.htm
*www.kengolf.com/en/voice-modem.htm