How to create a multi-room audio setup with Chromecast Audio
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
Chromecast Audio adds support for multiroom music and high-res files - CNET
Chromecast Audio now supports multi-room and hi-res audio | Trusted Reviews
Google Chromecast Music and Multi-Room Audio Setup - YouTube
Google Home multi-room music setup explained: Nest, Chromecast and more
Audio Streaming Devices Compared: Which One is Right for You?
Chromecast multi-room audio support may be in the pipeline - 9to5Google
Multi-Room Audio Comes to Chromecast Video, Google Home, and Smart Display Devices - Thurrott.com
The Best Multi-Room Wireless Speakers
How to use Chromecast for playing music in every room of your house - CNET
Multi-Room Audio Group Setup for Google Home and Chromecast Audio - YouTube