hsdpa 3g wireless internet international usb modem 1.high speed DL7.2Mbps 2.Voice call & USSD 3.GSM quad-band +UMTS 2100MHZ hsdpa 3g wireless internet international usb modem Technical StandardHSDPA 3GPP Release6,category 7/8, Max Downlink Speed: 7.2MbpsEDGE 3GPP Release4, class 12, up to 237 Kbps DL and 118Kbps ULUMTS 3GPP Release4, Max DL/UL: 384KbpsGPRS GPRS Multislot class 10, up to 85,6 Kbps ...