... conveniently.2,The data spreads velocity: Under the EVDO CDMA network environment, the max download up to2.4 Mbps.3, ... train and automobile .5,Connection rate: under the area of mobile network ,connection rat can attain 99%.6,The link speed is ... -30~75 °C SupportPC voice , ovonic SMS, statistics of network flow ,time ,history calls, and telephone bookAuto installationYesSupport system Windows2000 ...