... conferencing kitDevice Type:Video conferencing kitMax Transfer Rate:2 MbpsDigital Signaling Protocol:H.323, H.281, H.320, SIPData Compression Protocol ... 7.7 lbsModemType:ISDN terminal adapterMax Transfer Rate:2 MbpsDigital Signaling Protocol:H.323, H.281, H.320, SIPData Compression Protocol ...