Nippon Labs Premium High Performance HDMI Cable 6 ft. HDMI TO HDMI Cable and 6 ft. Pro A/V Premium Toslink Digital Optical SPDIF Audio Cable (Combo Pack) - Newegg.com
HDMI vs. Optical: Which Connection You Should Use
Detachable HDMI 2.0 Active Optical Type D-D with Adapter, 15M - Retailtek
CANFORD AO-HDMI2-30 Active optical cable, HDMI2.0, Micro HDMI-D to A adapters, 30 metres
Sonos HDMI to Optical Adapter - Compatible with Sonos Arc, Beam & Amp
100M True 4K HDMI Active Optical Cable (True 4K@100m) - VE7835, ATEN Video Extenders | ATEN Corporate Headquarters
Proster HDMI Audio Extractor Converter HDMI to Optical Toslink SPDIF with 1M HDMI 1.4 Cable and 3.5mm Stereo Audio Splitter Adapter Support 4K x 2K 3D : Amazon.ca: Electronics
Ugreen HDMI to HDMI Converter with Optical Toslink SPDIF and 3.5mm Stereo Audio Port, Male to Female HDMI Adapter Supports 4K 2K Video 40281 - Newegg.com
HDMI Single-Mode Converters
USB-C to HDMI AOC, 4K, HDR, 49 ft | Eaton
Amazon.com: AGPTEK 4K x 2K HDMI Audio Extractor Splitter, HDMI to HDMI Audio Converter Adapter Support Ultra HD 4K Toslink Optical Audio Output and 3.5mm Audio with Optical Fiber Cable : Electronics
Hdmi To Optical Converter
Amazon.com: Tensun 4K HDMI to HDMI Optical SPDIF TOSLINK Converter Adapter with 3.5mm RCA R/L Stereo HDMI Audio Extractor Splitter for Blue-ray PC Laptop Xbox One HDTV : Electronics