7 ports led usb 2.0 adapter hub power on/off switch for pc lapbk

package included: 1 x usb 2.0 10 ports hub 1 x usb cable 1 x power adapter (without retail package) fully compliant with usb 2.0 specification 4/7 high speed usb 2.0 ports up to 480 mbps data transfer rate support usb1.0/1.1, compatible with usb 2.0 with led indicator can be powered by external power supply. plug and play installation, plug dimension: (18.8 x 3.8 x 2.2)cm(l x w x h) connects to scanners, printers, digital cameras, camcorders, speakers...