Caller ID Box for computer(Calling Line Identification out to Computer)
Caller ID Box for computer,make your program to Increase in value.
Features:
1.DTMF/FSK compatible: DTMF,Bell 202 FSK and V.23
2.High anti-interference,respond quickly, Call Quality is not affected.
3.Protocol is very simple, then program is easy.The Calling Number is be send to the com port of computer Automatic,and the Format is:
NUM=XXXXXX
OK
4.The type of interface:RS232(need DV+5V Power) or USB
5.Lightning Protection Design
6.Support Direct telephone line, Telephone extension, Business telephone exchange, Virtual telephone exchange.
Unit Price:29US$/PCS,FOB Qingdao,China