SINETIC Rack Mount KVM Switch (CAT5) switch allows access and control up to 8/16/32 computers from a single console (keyboard, mouse and monitor). As many as 256/512/1024 computers can be controlled from a single keyboard-mouse console by cascading to another 31 additional switches. The KVM switch supports USB connections for the console and computers, RJ-45 connector and CAT5e/6 cable are used to link to the computers.