... DDNS IP modem, RS232 modem, GSM IP modem, GPRS data modem, data terminal,GPRS DTU, TCP/IP modem, Support transparent data transfe ... cellular terminal device that provides data transfer function by public GPRS network.It adopts high-powered industrial 32 bits CPU and ... /900/1800/1900MHz(optional)Compliant to GSM phase 2/2+GPRS class 10, class 12(optional)Bandwidth85.6KbpsTX powerGSM850/900: <33dBmGSM1800 ...