Google debuts new Chromecast hardware with faster WiFi, new Chromecast Audio for music streaming – GeekWire
Chromecast audio apps -- The Teufel Audio blog
How to setup Chromecast Audio? - All About Chromecast
Amazon.com: WiiM Pro AirPlay 2 Receiver, Chromecast Audio, WiFi Multiroom Streamer, Compatible with Alexa, Siri and Google Assistant, Stream Hi-Res Audio from Spotify, Amazon Music, Tidal and More : Electronics
How to Set Up and Use Your Google Chromecast Audio - MyMemory Blog