All in one (SD/MMC,MS,XD,CFTF) card Reader+3 Port Usb Hub

1) Support USB2.0

2) Powered by USB connection cable.

3) No external power required.

4) LED Light clew read and write state.

5) Fully plug & play and Hot swapping support,high-speed data transfer.

6) Convenient for carrying,antiseismic,high temperature resistance.

7) Support;Win98/ME/2000/XP/Mac OS