... GPRS/EDGE/UMTS/HSDPA Max rate:7.2M Frequency:HSDPA/UMTS 2100MHZ GSM/GPRS/ ... Chipset Qualcomm Chipset QSC6270/MSM6280/MSM6290 (optional)3.Supports HSDPA/UMTS on 2100MHZ GSM/GPRS/EDGE ... 1800/1900MHz (optional) 4.Donlink up to 7.2Mbps on HSDPA and UMTS capable networks Uplink ... 7,MAC OS,Linux ,Android(optional)10. English driver, accept OEM, software can be customized, Specifications:1.USB 2.0 interface2.High ...