... PCI Port modem USB Interface,GPS/GPRS Modem Pool,SupportSMS,MMS,WAP,FAX,AT command Warranty 1 years Product Description 1. ... access to internetComply with GSM phase2 standardSend and receive SMS,MMS, TCP Protocol,Remote ControlMaximum transmitting speed 115KBpsInput voltage: 100 ... Port modem USB Interface,GPS/GPRS Modem Pool,Support SMS,MMS,WAP,GPRS,FAX,Voic,AT command,TCP/IP stackMulti-socket ...