The 4k 2 port hdmi 1×2 splitter is a high-performance video distribution device designed to duplicate a single hdmi input signal to two hdmi displays simultaneously without any loss in quality. it supports 4k input resolution and delivers smooth, stable output for tvs, monitors, projectors, and other hdmi-enabled devices. high performance 4k 2 port hdmi 1x2 splitter adapter,1080p output resolution support 4k 2 port