Control up to 8 computers from one keyboard, VGA monitor and mouse. This KVM multimedia autoswitch has dedicated cascades port & expand to control up to 512 computers, has On-Screen-Display (OSD) for easy & secured server management, and support both PS/2 & PC/AT systems. It is plug & play, no software to install and supports simultaneous boot-up. Provides hot-key & push-button for PC selection, supports 200MHz video and resolution of up to 1600x1200. Includes rackmount kit, daisy chain cable and power adaptor. Required Cables: QVS CATPC-06 DB25 KVM combo cables. (Connectors to Console: DB25 Female; Connectors to PC: 8 DB25 Female)