3.5" PCI-E PCI Express To USB 3.0 Internal Combo 3Port Hub+Card Reader Can Read SD, SDHC, SDXC, Mini SD, MMC, RS-MMC, Micro SD, MS, CF, MD Card Built-in PCI-E3.0 allows you to quickly add a 3 ports USB3.0 hub to your computer, without buying an extra USB 3.0 PCI-E card to upgrade your computer board from USB 2.0 to USB 3.0. Support USB 3.0 drive, high-resolution camera, Video surveillance camera, digital video camera and multi-channel audio, etc. It is powered by big 4PIN female socket(need one free 4PIN male socket). The build-in current protection system can effectively protect the device and Hub itself in the case of sudden electricity, to provide enhanced durability and reliability. 3 ports USB 3.0 hub + 6 slots USB 3.0 card reader System support: Windows XP/Vista/Windows 7(32&64bit).