1.8 m kvm cable kvm-401 is designed to connect a monitor, keyboard and mouse and it is compatible with d-link dkvm series switch. kvm-401 is a set of "four in one" cables, which includes a vga cable (with 15-pin hdd male connectors) for vga monitor connection, and a usb 2.0 cable for connection between computer and kvm switch. kvm-401 is a "four in one" cable. it saves space on a desktop, as it integrates several cables into one. each cable has a color code (pc99), providing proper connection. each cable also has a special screen with ferrite core, which reduces electromagnetic (emi) and radiofrequency interference (rfi).