EVDO USB Modem 1.Rate: 153.6 Kbps (Up)2.4Mbp(down) 2. ... power source management, it can keep good data delivering speed in super speed train and automobile .5,Connection rate: under the area ... mobile network ,connection rat can attain 99%.6,The link speed is quick, it is less than 5 seconds from dial ... installationYesSupport system Windows2000/XP/VISTA/7/Mac 3G MSM6500 EVDO USB Modem