High-Grade KVM Cables for Great Performance and Easy for superb video performance these 3-in-one single-sheath PS/2 VGA high grade KVM cables split into 3 connectors on each end making it easy to identify which connectors belong to which port. The cable's three connectors are color-coded according to the specifications of The PC 2001 System Design Guide: Blue for VGA; Purple for PS/2 keyboard; and Green for PS/2 mouse.