USB 2.0 Hub with 7 high speed auto-sensing ports Shielded metallic construction Over current protection on each port Operating temperature: 0 70C Integrated brackets for mounting (screws not included) Compliant with USB 2.0 EHCI and USB 1.1 UHCI/OHCI specifications Supports USB 2.0 high speed (480Mbit/sec), USB 1.1 full speed (12Mbit/sec) and low speed (1.5Mbit/sec) devices FE 2.1 Chipset Self powered operation, 5V, 3.5A DC power supply included Dimensions: 16.5 x 4.8 x 2.4cm (WxDxH) Compatible with Windows 98SE/ME/2000/XP/Vista/7, Mac OS 8.6 and Linux Kernel 2.6 or above