Switch between four Display Port sources on one Display Port Monitor The VS421DP 4-port Display Port Switch offers superb multi-source control for demanding high-resolution display applications that require true high definition capability. Supporting a native display resolution of 2560x 1600 & 7.1 channels of audio (when connected to supporting displays & sources), this simple, yet comprehensive Display Port A/V Switch features both push-button & infrared remote control & offers a compact form factor design. The VS421DP delivers a reliable solution for switching between multiple Display Port audio/video sources.