KDLINKS Super Speed USB 3.0 5Gbps 7 Ports Hub w/ Power Adapter (VIA VL812 Chipset - USB 2.0 Compatible) NEW VIA VL812 Chipset Solution with lastest developed firmware for much better PC/MAC support 7-Port super high Speed USB 3.0 supports transfer rate up to 5Gbps, 10x faster than USB 2.0. Backward compatible with any USB 2.0/1.1 devices Plug and Play and Hot Swap compatible; no driver required; Overcurrent detection and protection; External Power Adapter for better performance LED indicator lights show which USB ports are in use at any given time Supports: Windows 8/ 7/ Vista/ XP/ 2000 and Mac OS X 10.8.2 and higher/ Linux 9