Support Usb2.0, Compatible With Usb1.1, To 480mbps No Driver Required, Plug And Play, Support Hot Plugging Expandable Into 3 Usb Ports Using High-Speed Chip, Readable High-Speed, High-Capacity Memory Card. Usb Version: 2.0 You Can Quickly Browse And Edit The File Directly On The Flash Drive, And The Led Shows The Working Status Feature Support: Sd& Card Slots: SD/Sdhc/Minisd//Rsmmc/ Mobile/ Card Slot: / Pro/ Mg Pro/ Duo/ Mg Duo/ Pro Duo/ Mg Pro Duo Tf Card Slot: -sd/T-Flash M2 Card Slot: - (M2) 3 X Usb Ports (Plug And Play, Usb Interface, Easy To Use, High-Speed Transmission) Supported : Windows 98, Windows 98se, Windows 2000, Windows , Windows Xp, Vista And Os 8.6 Or Later, Win98 Drivers Can Be Downloaded From The Website Colour:White Material:Electronic component Size:7.7 x 4.5 x 2.5cm Package Contents: 1 x Splitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Card Reader Computer Extension Interface USB2.0