ITEM2 PlatformQualcomm MSM 6280NetworkHSDPA/UMTS/EDGE/GPRS/GSMNetwork: UMTS(HSDPA7.2M)/GSM/GPRS/EDGE,Working frequency: UMTS(HSDPA): UMTS 2100 MHzGSM/GPRS/EDGE: Quad-Band 850/900/1800/1900 MHzStandard:UMTS(HSDPA): Compliant to 3GPP R99&R5GPRS/EDGE: Compliant to 3GPP R99PerformanceHSDPA:Downlink:7.2Mbps, Uplink:384K bpsOperation SystemWindows 2000, Win2003,Windows XP, Vista, MAC OSInterface TypeUSB (1.0 and 2.0)MemoryNAND Flash + SDRAM:64MB+32MBDriver InstalledAuto,3 Blue LED indicator for network status 1 Green LED indicator for power supplyTransfer contentDataMessageSMSSIM and USIMCompatibleEDGE/GPRSCLASS 12DimensionAntenna: Internal Dimensions: 83mm X 38mm X 14mm including USB cap and AntennaTemperature-20°C +60°CWeight40gOutput power: UMTS 2100 MHz :0.25WWeight: 36g Lower power consumptionOther Feature FunctionAuto install PC software and driversSMS and phonebook supportAuto set APN depend on PLMNFour rules to select PLMV: WCDMA first, GSM first,WCDMA only,GSM onlyMicroSD card support