... ,TCP/IP,OPEN AT Q2687 EDGE,more fast in date transfer,support SMS,MMS,FAX,WEB,TCP/IP,OPEN AT Siemens ... consuming a large number of enterprise human, material and information transfer on time;to avoid high communication costs to be incurred ... nd receive text messages, thus saving a lot of time switch independence 8 PORts GSm Modem Franchisee