... 0 interface 16 PCI Port modem USB Interface,GPS/GPRS Modem Pool,SupportSMS,MMS,WAP,FAX,AT ... 3-5 days16 PCI Port modem USB Interface,GPS/GPRS Modem Pool,Support SMS,MMS,WAP,GPRS,FAX ... single channel modem. It uses the development of WAVECOM module, 220V power supply, can be long time stability, ... multiple macines at the same time.A, system advantages:Wireless GSM/GPRS /MODEM built on the broad masses of ...