Control up to 8 usb computers with dvi or hdmi video from one keyboard mouse and monitor the sv831dviu 8 port 1u rack mount dvi usb kvm switch lets you control up to 8 usb connected computers each with dvi or hdmi display output from a single keyboard mouse and monitor the kvm switch offers maximum control allowing you to switch computers using hot key commands or front panel push buttons supporting digital resolutions up to 1920x1200 via dvi or hdmi connection using dvi to hdmi ada