HSDPA
--- Maio chip: QualcommUSA) MSM 6280
--- Support Band: HSDPA/UMTS/EDGE/GPRS/GSM
--- Network speed: HSDPA: downlinkï¼ 7.2Mbps, uplink:384Kbps
--- Can expand 4GB SD card memory
--- Support USB (1.0 &high speed 2.0)
--- Drive: no need drive
--- Support short message
--- OS support: Win 2000, WinXP,Win2003ï¼Vista
--- Network: UMTS(HSDPA)/GSM/GPRS/EDGE UMTS(HSDPA): UMTS 2100 MHz
--- GPRS/EDGE MS Class 10 MCS1-MCS9 PPP stack/ Integrated TCP/IP stack