Specifications: Fits desktop PC 3.5" Floppy Bay3 x USB 3.0 Super Speed Downstream PortBuilt-in SD/SDHC/MS/ MS Pro /MS Duo card readerPower IndicatorUSB 3.0 specification rev. 1.0 compliantUSB 2.0 specification rev. 2.0 compliantSupports Super Speed 5 Gb/s, High-Speed 480 Mb/s, Full-Speed & Low-Speed, Max. 5 Gb/s USB transfer rate ( This must be connected to a USB 3.0 host port to get USB 3.0 speed )Direct Power from PC Power Supply to each USB PortPlug & PlayNo drivers need for Windows ( You must have USB 3.0 host port installed ) , & LinuxMetal CaseColor Available : Black panelConnectors : Type A USB 3.0, 4 Pin Power connector to Power Supply, Free 20 pin to 2 x type A adapter includedPackage Includes:SE-USB3-ICR-HUB-3120 Pin to 2 x Type A adapter