RS232+USB/RS232/USB SIM5218 3G/WCDMA/HSDPA +GPS MODEM 1.UMTS/HSDPA 3GPP release 5 2.DB9 RS232 +USB interface 3.With TCP/IP stack

1.Based on new and original Simcom module SIM900 2.Quad-Band 850/ 900/ 1800/1900MHz

New and original fm Germany MC52iT (terminal) GSM modem * Made on the basis of the module Cinterion MC55i * dual band GSM (900/1800 MHz);

SIM5216E HSDPA/WCDMA/GSM/GPRS/EDGE Modem 1.hsdpa data transfer serial modem 2.Based on Simcom SIM5216E 3.WCDMA/HSDPA 900/2100

Rs232 GSM Modem MC55I base on Cinterion module MC55I 1.cinteron GSM/GPRS module mc55i 2 Quadband 850/900/1800/1900 MHz 3 GPRS multi-slot class 10 / Station class B

RS232 GSM MODEM Based on Siemens module TC35I 900/1800MHZ Send and receive SMS, data, STK