... /1800mhzsms,mmsMC55I 850/900/1800/1900MHZSms, mms, TCP/IP.MC35I/MC37I 900/1900MHZsms,mmsIf you are not sure which one is ... modules Q2686/Q24plus,Q2406,Q2303,Q2403Cinterion modules TC35I/MC35I/MC39IMC35I/MC37I/MC55IGSM: 850/900/1800/1900MHz or 900/1800 MHz32 x ...