. The SV431DPUA 4 Port USB (Universal Serial Bus) Display Port KVM Switch with Audio combines next generation display standards with seamless KVM control of up to 4 connected PC or Mac computers. Featuring Display Port resolutions of 2560x 1600 @60 Hz as well as offering both 7.1 HD digital audio (with supporting displays & sources) & separate 3.5mm stereo audio support. An integrated USB (Universal Serial Bus) 2.0 hub means that you can share 2 additional peripherals among attached computers as if they were directly connected. Suitable for high quality static imaging applications such as health care (MRI X-ray diagnostics etc.) a maximum resolution of 3840x 2400 is supported at reduced refresh rates.A simple yet comprehensive solution the 4-port KVM features both front-panel push-button & hotkey switching & offers a small form factor with rear connection ports to minimize workspace disruptions..