Exclusive LED illumination light - designed by ATEN to illuminate the keyboard and touchpad to allow visibility in low-light conditions Integrated KVM console with 17" or 19" LED-backlit LCD monitor in a Slideawayhousing Daisy-chain up to 31 additional units - control up to 512 computers from a single console USB port allows each computer to access USB peripherals The CL5716 SlideawayLCD KVM Switch is a control unit that allows access to multiple computers from a single PS/2 or USB KVM (keyboard, video, and mouse) console. A single CL5716 can control up to 16 computers. As many as 31 additional KVM switches can be daisy-chained to the CL5716, so that up to 512 computers can all be controlled from a single KVM console.1 x CL5716 LCD KVM Switch with standard Rack Mount Kit2 x 2L-5202U KVM Cable USB (1,8m)1 x LIN5-27X6-U21G 5-in-1 USB / PS/2 Console Cable1 x LIN5-04A2-J11G Firmware Upgrade Cable1 x LIN2-418K-E12G Power Cord (AC Power Models)1 x User Instructions Ports & interfaces USB