StarTech.com Two Way Digital Coax to Toslink Optical Audio Converter Repeater (SPDIFCOAXTOS)
Two Way Digital Audio Converter Repeater - Audio Signal Converters | StarTech.com United Kingdom
Appsys ProAudio ADS-8 - Active ADAT/Toslink Splitter & Repeater
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Two Way Digital Audio Converter Repeater - Audio Signal Converters | StarTech.com United Kingdom
MUXLAB 500431 HDMI REPEATER WITH AUDIO EXTRACTION 4K-UHD, HDMI 1.4, Toslink and 3.5mm analogue out
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PROZOR Digital Audio Extender Coaxial SPDIF Optical Toslink Extender Over Single Cat5e/6 (PoC) up to 500ft 150M for Dolby Digital DTS 5.1 DTS-HD PCM: Amazon.co.uk: Electronics & Photo
SPDIFCOAXTOS - StarTech.com Two Way Digital Coax to Toslink Optical Audio Adapter Repeater - coaxial/optical digital audio converter - Currys Business
PROZOR Digital Audio Extender Coaxial SPDIF Optical Toslink Extender Over Single Cat5e/6 (PoC) up to 500ft 150M for Dolby Digital DTS 5.1 DTS-HD PCM: Amazon.co.uk: Electronics & Photo
ADX-16
BeMatik - Repeater converter and digital audio (TosLink <> Coaxial): Amazon.co.uk: Electronics & Photo
TOSLINK - Wikipedia
Digital Audio Converter & Repeater | Jaycar Electronics