Inland Pro USB 2.0 4-Port Power Hub: * Supports transfer rate of 1.5/12/480Mbps * Each port is reliable at up to 15" of transmission * Self-powered mode * 1 upstream port and 4 downstream ports * Plug and play capability for outside peripherals * Over current detection protection and recovery * Support UHCI and OHCI specification * Fully compliant with USB versions 1.1 and 2.0 * Includes AC adapter 5V at 2A * Windows 98SE/2000/ME/XP