... 3, GSM/GPRS module TR-800 Quad band 1, GSM/GPRS module TR-800 with TCP/IP, MMS and iMOP2,WIireless module msm ... Module3, GSM/GPRS module TR-800 Quad bandTR-800 is a slim and compact GSM/GPRS module that is designed ... , healthcare, information system, securityGSM/GPRS module TR-800 with TCP/IP, MMS and iMOP GSM/GPRS module TR-800 with TCP/IP, MMS ...