... 4.PCVoice SMS Phonebook High Quality ,2.4M USB Modem Description : 1,Standard USB connector , insert it to laptop ... .4 Mbps.3,The card separates from machine, in area of whole country ,it can be used ... management, it can keep good data delivering speed in super speed train and automobile .5,Connection rate: ... rate 153.6 Kbps (Uplink up) to 2.4Mbps(Downlink up to)size 90x26x11mmweight about 30gSupport ...