Febelle High Speed 5 Port USB 2.0 PCI Hub Card Controller Adapter Module Detail:5 Port USB 2.0 PCI Hub Card ModuleHigh transfer speed up to 480Mbps.Easy to use, plug and play, high performance and reliable.Automatically selects IRQ and I/O addressExternal Port: 4Internal Port: 1Support System: Windows 98/98SE/ ME/ 2000/ XP/ Vista, Mac OS 8.6Color: As Pictures ShowNotes:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.Package Included:1 x USB 2.0 PCI Hub CardNO Retail Box. Packed Safely in Bubble Bag.