Monoprice 1x4 HDMI Amp Splitter over Cat5/Cat6 solution kit MHSP0104E
This Blackbird 4K 1x4 HDMI Splitter/Extender allows you to distribute a single HDMI signal to up to four displays. It transmits the split signals to receivers at distances up to 164 feet (50) away over a single Cat6 Ethernet cable.