Direct: 8, Maximum: 64 (via Cascade), Console Ports: 1 x SPHD-18 Male (Yellow), KVM Ports: 8 x SPHD-15 Female (Yellow), Firmware Upgrade: 1 x Slide, Keyboard / Mouse: PS/2 USB, Housing: Metal. The CS1308 KVM switch allows access and control up to 64 computers from a single console (keyboard, mouse, and monitor). As many as 8 additional switches can be cascaded bringing the total number of connected computers.