Chromecast Audio is a very simple product, and that’s probably the best thing about it from a consumer’s standpoint. You plug it in to power and then into an audio output source like an A/V receiver or a powered speaker. The Chromecast Audio supports either standard stereo audio cables or optical via a mini-digital connector. From there, just open the Chromecast app and get the device set up on your Wi-Fi network. That’s it - you’re done.

Now, any cast-enabled device within a reasonable proximity of the Chromecast Audio can tell it to play audio, regardless of whether it is on your Wi-Fi network, just like Chromecast.

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