SPLITTER HDMI/HDMI 1x2, 4K HDR 4:4:4, AVEC DOWNMIX 1080p

XOLORspace 61121 1x2 4K 60HZ 4:4:4 HDR HDMI Splitter with downscaler 4

What is the signal path for HDMI connections? How does it transmit audio and video data? - Quora

18Gbps 1x2 HDMI Distribution Amplifier – AVPro Edge

Blackbird 4K 8x8 HDMI Matrix Switch with HDMI 2.0, Supports HDR, 18Gbps, 4K@60Hz YCbCr 4:4:4, 8 S/PDIF Outputs, HDCP 2.2, EDID, IR, RS-232, TCP/IP Web based GUI

Downscale 4K video to 1080p and downmix Dolby Audio (Atmos) to stereo with our HDANYWHERE Signal Managers

1x2 4K UHD HDMI Splitter w/ Down-Scaler & Audio Outputs

Habitech - WyreStorm Analogue and Digital Audio Extractor With HDMI Passthrough and Audio EDID Management

18Gbps 4K60 (4:4:4) 4x2 Matrix Switch with Full HDR Support, Downscaling, and Auto Sensing / Switching

HDMI-ARC Audio Extractor Converter De-embedder SPDIF + RCA Output

The HDA-913 Audio Extractor with Audio Down-mix can extract audio signals from any HDMI-compliant source to digital optical or analog stereo L/R audio outputs. For maximum flexibility, this audio extractor also supports bit-stream audio down-mix to analog stereo output and keeps optical and HDMI output audio pass-through. Further, both input and output HDMI support video resolutions up to 4K2K@50/60Hz (YUV444).