Specifications:

Hot-swappable supported, compliant to USB 2.0
Read and write support: SD/MMC, MS/MSPRO, Micro SD, Mini SD, Memory Stick / Memory Stick PRO / Memory Stick PRO Duo / Memory Stick Micro.
Read high speed 4.3 Mbps; write high speed over 1.3 Mbps.
Power LED indicator.
Streamline and compact design.
Support Windows XP/ Vista / Mac9.02 or higher
USB / Host powered.