... OEM service usb 4 port mini hub driver for retail factory price for 4 ports usb hub 2.0, ... Size:57*34.5*60cmNW/GW:8.5/7.5Kgsproduct size:5*5*6cm capacity/month:100000PCS************************ ... easy access USB ports to your PC or notebook, perfect for connecting to external hard drive, printer, digital ... . E.g. scanner, camera, DV, MP3... 7)Supports self-powered and bus-powered mode 8)Delicated ...