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
3 Meter (9.84 FT) HDMI Cable with 10FT Toslink Audio | Computer Cable Store
ASTRO HDMI to Optical Adapter - USA | ASTRO Gaming
15M True 4K HDMI Active Optical Cable (True 4K@15m) - VE7832, ATEN Video Extenders | ATEN U.S.A.
Sonos HDMI to Optical Adapter - Compatible with Sonos Arc, Beam & Amp