1) 8-in-1 card reader and writer of SD, SD-ultra, SDC, MMC, HS-MMC, RS-MMC, Mini SD, and T-FLASH cards 2) USB2.0 transfer rate to 480Mbps, backward USB1.1 transfer rate up to 12Mbps 3) No external power required, just powered by USB connection cable 4) 2 LED, 1 LED indicator to indicate card reader access, 1 LED power 5) Fully plug and play and hot swapping support 6) Lower power consumption 7) Color: red, black, white 8) All in 1 design, 1 memory card slots supporting 8 digital memory cards 9) Supports Windows Me/2000/XP and Mac OS X without USB device driver 10) Supports Windows 98SE with USB device driver 11) Power supply: DC 5V supplied by USB port 12) Durability: 10,000 cycles of insertion and removal