4K HD: HD multimedia interface bluetooth transmitter supports HD multimedia interface resolutions up to 3840x2160 and 60Hz for excellent use.
How to use Chromecast to stream music to dumb speakers (as Chromecast Audio does)? - All About Chromecast
Monoprice Blackbird 4K HDMI 2.0 1x8 Splitter Extender Complete Solution Kit-- 18Gbps, HDR, 4K@60Hz, YCbCr 4:4:4, HDCP 2.2, Cat6/6a/7 with IR, Loop Out, EDID, POC with 8 Receivers, 60m, 197ft
4x2 4K HDMI Matrix Switch w/ Scaler, ARC & Audio Extraction
4x2 4K HDMI Matrix Switch w/ Scaler, ARC & Audio Extraction
Avantree HAX04 HDR HDMI ARC Audio Extractor with Optical and Analog Audio Output Supporting lossy and Lossless Surround Sound, UHD 4K @ 60Hz, HDMI 2.0, HDCP 2.2, Pass-Through CEC with EDID Management : Electronics
4K HD: HD multimedia interface bluetooth transmitter supports HD multimedia interface resolutions up to 3840x2160 and 60Hz for excellent use.
4K Audio Extractor, 4K 60Hz RCA HDMI2.0 Audio Extractor Converter with Bluetooth Transmitter, Supports 2.0 5.1 ADV 3 Sound Modes, HDMI Audio Converter
True 4K HDMI Repeater with Audio Embedder and De-Embedder - VC882, ATEN Video Converters
4x2 4K HDMI Matrix Switch w/ Scaler, ARC & Audio Extraction
HDMI Audio Extractors
𝐇𝐃𝐌𝐈-𝐀𝐑𝐂 𝐀𝐔𝐃𝐈𝐎 𝐄𝐗𝐓𝐑𝐀𝐂𝐓𝐈𝐎𝐍 – Use the HDMI audio extractor to de-embed digital audio signals from your HDMI source device or HDMI-ARC capable display.
J-Tech Digital 4K60Hz HDMI 2.0 Audio Extractor HDMI-ARC Converter SPDIF + RCA(L/R) Output 18Gbps, HDCP 2.2, 1080P@120Hz, 1080P@144Hz, Compatible with
Avantree HAX04 HDR HDMI ARC Audio Extractor with Optical and Analog Audio Output Supporting lossy and Lossless Surround Sound, UHD 4K @ 60Hz, HDMI 2.0, HDCP 2.2, Pass-Through CEC with EDID
Hdmi Optical Audio Adapter
USB to Optical Spdif Toslink & 3.5mm Audio Adapter Converter, Support USB-A & USB-C Type-C Port, for PS5 PS4 NS Laptop Phone to Sound bar Speakers
HDMI ARC Audio Extractor 192KHz, USB to Optical Spdif Toslink & 3.5mm Audio Adapter Converter