1: USB version:2.0
2: Function as portable micro TF card to USB adapter.
3: Reading and writing speed is 480Mbps.
4: Fully compliant with specification(backwards compatible with usb1.1)
5: Plug-and play installation device.
6: USB bus powered.
7: No driver is needed for windows 2000.ME.XP and Mac OS&6.
8: Number of solt:4 solts.(2 micro TF card and 2 SD card).