USB2.0 SD Card Reader 1,For SD/SDHC/MMC Card 2.USB 2.0 port 3,Plug & play 4.LED light ... .W:12g/pcFeaturesl Memory Card Reader;2 USB 2.0 interface, transfer rate up to 480 Mbps;3 No ... MMC Card3. Easy to carry ,download and upload4. Standard USB2.0 interface,compatible with USB1.1,USB1.05. Direct to scan ... documents rapidly6. Supply DC-DC Boot needed through computer USB2.0 SD Card Reader,Smart card reader