Key Specifications/Special Features: Description: This high-speed hub is designed to the provisions of the USB 2.0 OHCI and EHCI standards Four downstream ports for various USB devices connection with data rate up to 480Mbps Supports legacy devices for maximum USB connections Ideal for both PC and Macintosh environments Characteristics: Compliant with USB specification revision 2.0 Root hub with four downstream facing ports which are shared by OHCI and EHCI host controller cores All downstream facing ports can handle high-speed (480Mbps), full-speed (12Mbps), and low-speed (1.5Mbps) transaction Supports plug-and-play and hot-swappable capabilities Equips with over-current detection and protection Connects up to 127 USB devices Supports Windows 98/98SE/ME/2000/XP/Macintosh OS 8.6 or greater Connectors: four downstream (USB A) ports, one upstream (USB B) port LED indicator: displays working status Dimensions: 83 x 48 x 16mm Export Markets: Worldwide