This 1x2 4K HDMI splitter is only $10 and performed REALLY well! It's retro-gaming-compatible, great with the RetroTINK 4K and zero lag. It's got some quirks like most other HDMI splutters, but at this price point, it's almost a must-buy! Here's an Amazon paid affiliate link to the exact one I tested: https://retrorgb.link/newcaresplitter