1.support SD card(up to 8G) 2. chipset:QUALCOMM 6246 3.speed:downlink 460.8Kbps 4.edge modem Quick Details Products Status: StockStyle: InternalType: WirelessInterface Type: USBTransmission Rate: 460.8KbpsCertification: RoHs CEBrand Name: OEMModel Number: GE308Place of Origin: Guangdong China (Mainland)color: blacksupport os: win7/vista 32/64 bitsupport SD CARD: up to 8Gpackage: colorchipset: ...