professional Auto 2.0 sharing switch

sharing switch 2,4 computers share one USB2.0 devices ,selection via hot key and puch buttom. Plastic4 computers share 2 USB2.0 devices ,SW242--4 TO 2 ITEM NO.: MT-SW242 4 computer share2 USB2.0 devices.selection via push button. DESCRIPTION: Auto USB sharing, switch four computers share two USB device,switch via push button or hot key 4 port printer/network swith15 *USB 1.1/2.0 compatible. * 4 USB B-Type correspond to computers and 2 USB A type hook-up to USB device. *USB device selection: mouse, select button or hotkey command *.No more extra complex driver download procedures are necessary. Housing: Plastic