... USB Interface,GPS/GPRS Modem Pool,SupportSMS,MMS,WAP,FAX,AT command Warranty 1 years Product Description 1. Competitive ... Siemens MC37i dual band 900/1800Mhz,support SMS,MMS,FAX,WEB,JAVA MC52i dual band 900/1800Mhz,support SMS ... ,GPS/GPRS Modem Pool,Support SMS,MMS,WAP,GPRS,FAX,Voic,AT command,TCP/IP stackMulti-socket GSM GPRS ... q2403 Broadband 16ports GSM modem shenzhen xinlinuo Technology Co., Ltd.