Amazon.com: Toslink Optical Cable Compatible with Sonos Playbar, Bose Cinemate, Solo, Soundstage, SoundTouch, LG LAS Series, Sound Bar, Speakers, TV, Home Theater, PS4, Xbox Digital Audio SPDIF Fibre Optic 3ft : Keple:
OMNIHIL (10FT) Digital Optical Cable Compatible with Sonos PLAYBASE Wireless Soundbar-(PBASEUS1BLK) - Walmart.com
Amazon.com: Warrky Optical Audio Cable, 6ft / 1.8m Optical Cable for Soundbar [Nylon Braided, Slim Metal Case, Gold-Plated Plug], Digital Optical Audio Cable Compatible with Samsung, Vizio, LG, Bose, Sony, Sonos :
Optical to HDMI ARC Audio Output Adapter For SONOS Beam TV Amp soundbar | eBay
For Sonos Beam Optical to HDMI Gen 2 Amp Amplifier TV Audio ARC Adapter | eBay