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headphones - How do I tell if my Mac supports Mini Toslink? - Ask Different
Toslink Optical Audio Gone in 2018? | MacRumors Forums
PSA: Your MacBook Pro has an optical line out hidden inside the headphone jack : r/apple
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MacBook speakers off, red light coming from the headphone jack - Ask Different
When I was installing Windows on my 2015 MBP yesterday, I noticed that there was a light inside of the headphone jack. I never knew it had optical audio! You learn something
Toslink Optical Audio Gone in 2018? | MacRumors Forums
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Toslink to Mini Toslink Cable Digital Optical Audio Cord for Apple MacBook Pro | eBay
New MacBook Pro drops optical audio out through headphone jack | AppleInsider
macos - Optical Audio out stuck on on a MacBook - Super User
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