... /HSDPA2.Chipset Qualcomm Chipset QSC6270/MSM6280/MSM6290 (optional)3.Supports HSDPA/UMTS on 2100MHZ GSM/GPRS/EDGE on 850/900/1800 ... /1900MHz (optional) 4.Donlink up to 7.2Mbps on HSDPA and UMTS capable networks Uplink up to 384Kbps.5.EDGE ... . English driver, accept OEM, software can be customized, Specifications:1.USB 2.0 interface2.High performance external antenna3.SIM card slot ...