Type WCDMA HSDPA 3G modem Technical Standard GRPS,EDGE,UMTS,HSDPA USB Standard USB 2.0 interface Transmission Rate GPRS:up to 85.6kbps DL and 42.8kbps UL EDGE:up to 237kbps DL and 118Kbps UL HSDPA:up to 7.2Mbps DL and 384Kbps UL UMTS:max DL/UL: 384kbps Frequency Bank GSM/GPRS/EDGE:900/1800/1900MHz,HSDPA/UMTS:850/2100MHz Operating System Windows2000/XP/VISTA 32bit,64bit,Mac OS *10.4.9 or higher Installation Zero-CD installation Antenna Internal antenna Languages supported English, more languages could be supported upon requested Other functions SMS,Phone Book,APN auto management, complete Session statistics Visual Indicator(LED) An RGB LED indicator for different status SIM/USIM card Standard 6 PIN SIM card interface Dimension 78.9*26.9*11.8 mm Weight < 35g certification CE,ROHS, other certification could be supported upon requested