"*Version: usb 3.0
*Product Size(cm) /NW(g): 4.3*1.8*4.3cm/169g
*Unit Inner Packaging Size(cm) /Weight(g): 17.6*21.3*5.5cm/224g
*pcs/ctn/size (cm): 50pcs/ctn/57*38*43cm
*Ctn (N.W(kgs)/G.W(kgs): 11.2*12.2 kgs
*USB 3.0 HUB, 4-Port, with ON/OFF switch,4x USB Ports
*Compatible with USB 3.0 standard
*Maximum speed: 5 Gbps
*No driver installation required
*Hot Plug and Plug & Play