Control up to 8 vga and usb computers from a single keyboard mouse and monitorr r extracting the keyboard strokes from the usb connection this kvm enables hot key support for wireless keyboard and mouse combo kits that use a single usb receiverr cascade configuration supported for one spot control of up to 64 computersr rugged rack mountable 1u metal chassis is ideal for any environmentr r the sv831dusbu 8 port 1u rack mount usb kvm switch with osd offers a dependable computer management tool