Sabrent HDMI Splitter 1x2 with 3D 4Kx2K (340MHZ) and Power Adapter (DA-PH14) Duplicate your HDMI signal, sending the same High Definition signal to 2 displays simultaneously. Very easy and simple to use. Connect one cable from HDMI source devices into HDMI splitter input. Connect one cable from each display (monitor or projector) into the HDMI splitter outputs. Display HDMI source on both screens in great quality.