Keple Optical Cable, for Sonos Playbar, Bose Cinemate, Solo, Soundstage, SoundTouch, LG LAS series, Sound Bar, Speakers, TV, Home Theater, PS4, Xbox Digital Audio SPDIF Fibre Optic Connection 3ft: Amazon.co.uk: Electronics & Photo
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There's no sound coming from the Sonos Beam or Arc after connecting it to the TV. - Coolblue - anything for a smile
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Sonos Beam First Look and setup Optical to HDMI cable - YouTube