GSM/GPRS/EDGE/CDMA/GPS Modules GSM/GPRS/EDGE/CDMA/GPS Modules GSM/GPRS DUAL-BAND(900/1800MHZ): MC37IGSM/GPRS TRI-BAND(900/1800/1900MHZ): MC55IQUAD BAND GSM/GPRS/EDGE MODULE: MC75ICDMA DUAL-BAND(800/1900MHZ): Q2438J GSM/GPRS TRI-BAND(900/1800/1900MHZ): M33AG, M33G QUAD-BAND: G24, G24-L, G24-JQUAD-BAND: GR64 GSM/GPRS MODULES: 900/1800/1900:SIM300Z, SIM300CZ, SIM300DZQUAD BAND:SIM340Z, SIM340CZ, ...