Description This Delock Hub can be installed internally into the 3.5 or 5.25 bay of your PC. The Hub expands your computer by four USB 3.0 ports. You can connect different USB 3.0 or USB 2.0 devices like adapter, MP3 player, card reader, external enclosure etc. Since the Hub will be connected to your internal PC power supply, external devices do not require any power supply. Those devices will be powered by the USB interface. Specification • External connector: 4 x USB 3.0 A-female • Internal connector: 1 x USB 3.0 B-female 1 x power connector 4-pin • Data transfer rate up to 5 Gbps • Plug & Play • Windows XP/XP-64/Server-2003/Server-2008/Vista/Vista-64/7/7-64 Package content • 3.5 Hub USB 3.0 • 5.25 frame • USB 3.0 cable • 4-pin power cable • Screws • User manual