... 6Mbps(Up)2.4Mbp(down) 2.Network:EVDORev.O 3.System:Win2000/XP/VISTA/7/Mac 4.SMS phonebook ... PC Voice 3.1M usb modem Description: 1,Standard USB connector , ... network environment, the max download up to7.2 Mbps.3,The card separates from machine, in area of whole ... the modem should have a longer service life.3,We have full set of antenna equipment for you !4,We are ...