StarTech.com 2-Port 4K 30Hz HDMI 1 in 2 Out Video Splitter – USB (ST122HD4KU)
1x2 HDMI Splitter: UltraHD 4K 1-In 2-Out with EDID, Downscale, and Audio Extraction (UHDS-102A) | OREI
4K Ultra High Speed HDMI 2.1 Cable – 4K HDR | Belkin US
1x2 HDMI Splitter: 1-in 2-out, USB Powered, EDID, 3D Support (HD-102) | OREI
Amazon.com: HDMI Splitter Cable HDMI 1-2 Cable Twin HDMI 1 in 2 Out 1-2 Split Screen Conversion Line HDMI Version 1.4 Supports Ethernet Supports simultaneous Display of Two Monitors of The Same
Kramer 1:2 HDMI Distribution Amplifier VM-2HXL B&H Photo Video
1x2 HDMI Splitter: 1-in 2-out, USB Powered, EDID, 3D Support (HD-102) | OREI
HDMI 2.1 vs. HDMI 2.0: What's the Difference?
Amazon.com: 4K HDMI Splitter 1 in 2 Out + HDMI Cable, Yinker 2 Way HDMI Splitter for Dual Monitors 1x2 4Kx2K@30Hz w/AC Adapter, Mirror Duplicate for PS4 Fire Stick HDTV : Electronics
4K HDMI Splitter 1 in 2 Out (Specs & Instructions) HD8186 - YouTube
Amazon.com: UGREEN HDMI Splitter 1 in 2 Out 4K@60Hz HDMI Splitter for Dual Monitors with 1.7FT HDMI Cable Support HDCP 2.2 3D HDR EDID HDMI Adapter Only Mirror Screen Compatible with TV