... high speed cdma evdo modem Plug and play,Support CDMA1X,CDMA2000 EV-DO High speed,Downlink 3.1Mbps/Uplink 1.8M 2012 New super high speed ... cdma evdo modem T-E20 ... Windows 7, Linux2.6 above3.Other SpecificationsColor: White,BlackHardware interface: USB interfaceOperating temperature: -20°C - +55°CStorage temperature: -30° ...