StarTech.com 2 Port HDMI Splitter, 4K 60Hz 2.0 Video, SPLITTER 1 in Out, 1x2 Display/Output HDR/HDCP, 20in (50cm) Built Cable (HDMI 4K60UP)

Amazon

DUPLICATED HDMI DISPLAYS: 2-Port 4K 60Hz HDMI Splitter displays the same image from a single HDMI source on dual-HDMI displays; HDR; UHD; 4:4:4 chroma subsampling support; HDMI 2.0; 18Gbps (total) Bandwidth; 7.1ch Audio; HDCP 2.2/1.4 AUTOMATIC DOWNSCALING: HDMI splitter clones EDID settings from output port 1 to port 2, providing the same resolution on both displays; Built-in downscaler auto-detects the resolutions of the connected displays, enabling 1080p and 4K output simultaneously POWER OPTIONS: 4K HDMI Splitter includes a 31inch (78cm) USB power cable to connect to the included USB wall charger; USB-A power cable can be connected to any available 5V 1A USB port; Max 5W power consumption EXTRA-LONG CABLE: 1x2 splitter features a 20in built-in HDMI cable to connect to the source device, reducing strain on ports/connectors; Supports passive HDMI cables up to 16ft (5m) or active cables/extenders (sold separately) to reach further distances USER-FRIENDLY DESIGN: 1 in 2 out HDMI splitter features a reset button for easy troubleshooting and EDID redetection, without the need of unplugging cables; 8kV air and 6kV contact ESD protection; Driverless and OS independent

Zoro Tools

This 2-port HDMI splitter displays the same image from an HDMI video source onto two HDMI displays, with support for UHD 4K resolutions, HDR (High Dynamic Range), HDCP content, and 7.1 channel audio.