Your best bet is to use an audio extractor and since you re using an apple tv 4k you ll want one that supports 4k video.
Apple tv 4k optical cable.
3 stream your favorite channels live.
You ll need to use this method if your receiver lacks hdmi ports.
Apple tv 4k lets you watch movies and shows in amazing 4k hdr and now it completes the picture with immersive sound from dolby atmos.
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Airplay and older apple tv models support 5 1 surround sound while the new.
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Hook up your third generation apple tv to power and connect the optical audio cable to your sound system.
If your receiver lacks hdmi you can still decode surround audio from the apple tv 4 by following connection option 2.
The apple tv 4 and apple tv 4k no longer have an optical audio port.
4 and thanks to siri you can control it all with just your voice.
Enjoy great content from apps like amazon prime video hbo now hulu and netflix.
Unfortunately the apple tv 4k doesn t include native support for optical audio.
You don t need to use an hdmi cable for anything turn on your fourth generation apple tv and go to settings audio and video audio output.
Connect the optical audio out from apple tv to receiver.
Any airplay compatible speaker is listed here including your third generation apple tv.