Belkin High Speed USB 2.04 Port Hub Model Number F5U234V. Compliant with Universal Serial Bus specification 2.0 (data rate 1.5/12/480Mbps) ? Backward-compatible with Universal Serial Bus specification 1.1 (data rate 1.5/12Mbps) ? Compatible w/Windows 98 SE, ME, 2000 XP ? Approved by USB Implementers Forum (USB-IF) ? Supports Plug-and-Play specifications ? Supports ?hot swapping? of USB devices ? Over-current detection and protection ? Individual port-status indicator LEDs ? Four 480Mbps downstream ports Fully Compatible with USB 1.1 and USB 2.0 devices ? Compact, slim-line design ? Multiple hubs may be stacked on top of one another Package Contents ? Hi-Speed USB 2.0 4-Port Hub ? AC Power Adapter ? User Manual ? USB device cable Technical Specifications Upstream Ports Downstream Ports Power Mode Per-Port Voltage Per Port Current Operating Temperature Storage Temperature Enclosure Power Supply Output: Plug Size: Plug Polarity: Main Power LED Color Definitions: Off - Red Port Status LED Color Definitions: Off Green Amber (1) (4) Self-powered/bus-powered DC +5V Self-Powered Mode: 500mA (max) Bus-Powered Mode: 100mA (max) (Ports one and two only), 5o C ~ 40o C-20o C ~ 60o C ABS DC 5V, 2.1A 3.5mm (outer) 1.0mm (center) Not operational, or no device connected Fully operational Over-current condition Condition is New- FACTORY SEALED. *PLEASE LOOK AT ALL PICTURES THEY ARE AN IMPORTANT PART OF MY DESCRIPTION! ?? *Shipping: All Orders are Processed Shipped Monday- Friday. Exclude: Holiday of USPS * Any questions: Please send me a message To resolve any issues after purchase: Please Message Me. I am easy to work with and appreciate your business. THANK YOU FOR STOPPING BY; LINDA