StarTech.com 4-Port DisplayPort KVM Switch - 4K 60Hz - KVM / audio-switch - 4 porte

This 4-port DP KVM switch combines a 4K 60Hz display with KVM switch control of four connected PC and MAC computers. A simple yet comprehensive solution, this 4-port DisplayPort KVM switch combines 4K (60Hz) digital display capability with seamless KVM control of up to 4 connected PC computers and with Mini-DisplayPort adapters, it is also compatible with MAC computers and laptops, convertible notebooks, and tablets.
The DisplayPort KVM switch supports resolutions up to 4K at 60Hz and can drive one large DP display with ease for maximum viewing space.
Featuring audio and USB peripheral support along with both front-panel push-button and hotkey switching, and offering a small form factor with rear connection ports, this 4-port KVM switch will help to minimize workspace disruptions.
The integrated USB 2.0 hub lets you share two additional peripherals among attached computers as if they were directly connected. Sharing USB peripherals using the integrated hub eliminates the expense of duplicate devices such as printers, scanners, and so on.
If you'd like to mount this KVM switch to your server rack, StarTech.com offers a 1U Rackmount Bracket (sold separately) that turns this KVM into a rack-mountable KVM.