This slot bracket by Delock can be installed into a standard PC slot and expands your system by four external USB 3.0-A ports. Thus you can connect different USB 3.0 devices, like e.g. external enclosure, Card reader, memory etc. Since the USB 3.0-A interface is compatible to its forerunners USB 2.0 and USB 1.1, you can still use your existing USB devices. Specification • Connector: internal 2 x 19 pin USB 3.0 pin header female external 4 x USB 3.0-A female • Cable gauge: 28 AWG • Current output: max. 900 mA per each USB port • Voltage: 5 V • Data transfer rate up to: Super-Speed 5 Gb/s, High-Speed 480 Mb/s, Full-Speed 12 Mb/s, Low-Speed 1.5 Mb/s • Downwards compatible to USB 2.0 and USB 1.1 • Cable length: ca. 40 cm (without connector) System requirement • PC with a free slot • Mainboard with two free 19 pin USB 3.0 pin header connector Note: For operation of four devices at the same time, which require more than 900 mA for each device, you may need to connect an additional power supply for the connected device. Package content • Slot bracket Package • Delock poly bag