The SPLITMUX® 4K HDMI Quad Screen Multiviewer allows you to simultaneously display real-time video from four different sources on a single HDMI Ultra-HD 4Kx2K monitor. It is capable of displaying the video signals in quad, PiP, full, or custom mode. In quad and full screen display modes, the multiviewer supports 4K, 2K, 1080p, and 2560x1600 output resolutions. In picture-in-picture and custom display modes, it supports 2K, 1080p, and 1920x1200 output resolutions.
For more information, visit: http://networktechinc.com/4k-hdmi-multiviewer.html