... GSM/GPRS Modem,excellent partner of Credit POS terminal in the supermarket or shopping mall,Cinterion MC55 inside. ... most popular in India,Morocco,South Africa,South America(Q24plus module inside).Here below are the details for your ... reference,pls check.Sample is available for your test,if possible you ... together GSM/GPRS Modem 850/900/1800/1900MHz TCP/IP stack