This USB 2.0 Hub with ALL IN ONE Card Reader provides the easiest way to expand your connectivity for your desktop or laptop. Embedded Cable design for more efficient and more Convenient, With the ever increasing number of USB devices such as MP3 player, printer, scanner, external hard drive, you always need more USB ports for your computer. In addition, it is also a 8 Slot all in one card reader that can read memory cards such as CF, SD, SM, and Memory Stick. Since it is bus powered, you don't have to worry about carrying the power adapter around. With Hi-Speed USB 2.0 at transfer rate of up to 480Mbps, you will able to transfer or backup your digital photos, MP3, video clips in no time.