1) Support SD MMC / RS MMC / TF / M2 / MS Pro / MS Pro Duo / CF / XD Card Reader
2) Interface: USB 2.0
3) Transfer speed: USB 2.0 Max 480Mbps; USB 1.1 Max 12Mbps
4) Current: DC 5V 500mA
5) Supports OS: Windows 2000 / XP / Vista; Windows 7; Mac 10.2 or above