The 4-Port USB DisplayPort KVM Switch with Audio SV431DPUA combines next-generation display standards with seamless KVM control of up to 4 connected PCs or Mac computers. It supports DisplayPort resolutions of 2560 x 1600 at 60 Hz, as well as 7.1 HD Digital Audio (when used with compatible displays and sources) and separate support for 3.5mm stereo audio. Thanks to an integrated USB 2.0 hub, 2 additional peripherals can be controlled by multiple connected computers as if they were directly connected. The maximum supported resolution of 3840 x 2400 at reduced refresh rates is suitable for high-quality static imaging applications, such as in healthcare (MRI, X-ray diagnostics, etc.). The 4-Port KVM is a simple yet comprehensive solution with a push button on the front panel and hotkeys for switching. The compact housing with rear connections minimizes workplace clutter. It comes with a 3-year StarTech.com warranty and lifetime free technical support. Rack mounting your KVM switch: If you wish to mount this KVM switch in your server rack, StarTech.com offers a 1U rack mount bracket (sold separately) that converts this KVM into a rack-mounted KVM.