Chromecast Audio dongle has been discontinued. Found this to serve a Chromecast device with optical output. Just connect to a DAC then to an amp. You're good to go. : r/Chromecast
Chromecast Audio Review - SlashGear
Google Chromecast Audio review | Expert Reviews
Google Chromecast with Google TV review | What Hi-Fi?
Qoo10 - Bringing the best to you
How to Use Chromecast Audio with Google Home | Smart Audio
What's in the box? - Chromecast Help
Archimago's Musings: MEASUREMENTS: Google Chromecast Audio - Part II: Digital Output
Going Wireless with Google's Chromecast Audio | Sound & Vision
Chromecast Audio Power Supply Specs - Tom's Tek Stop
How to use Chromecast to stream music to dumb speakers (as Chromecast Audio does)? - All About Chromecast
Google Chromecast Audio Review | PCMag
Amazon.com: 1080P HDMI Audio Extractor,AMANKA HDMI to HDMI Audio Optical and RCA(L/R) Stereo Analog Outputs Video Audio Splitter Converter for Ruku, Chromecast, Blu-ray Player, Cable Box, Fire TV, etc : Electronics
Google Chromecast Audio Review | PCMag
Así son el nuevo Google Chromecast y el Chromecast Audio
Review and Measurements of Chromecast Audio Digital Output | Audio Science Review (ASR) Forum
Google's Chromecast Audio is now a Roon endpoint | Darko.Audio
4K@30HZ HDMI Audio Extractor Splitter, avedio links HDMI to HDMI Audio Converter + Optical Toslink SPDIF + RCA L/R Stereo Analog Audio, HDMI Audio Adapter for PS5, Chromecast, Fire Stick,Blu-Ray Player and
Chromecast Audio for (almost) dummies! Update from May 12th, 2017
Goodbye Chromecast Audio, we will not miss you | NextPit
RCA Cable for Chromecast Audio sighted on the Google Play Store - Android Community
How to Play Video through Chromecast but Keep Audio on Your Computer
Google Chromecast Audio review | What Hi-Fi?
HDMI Convertidor con Extractor de Audio HDMI Soporta Ajuste de Volumen 4K/30kHz 3D 1080P HDMI a HDMI SPDIF Optico 3.5mm Jack RCA para Roku, Chromecast, BLU-Ray DVD, PS3 PS4, Ordenador, HDTV :
Google Chromecast Ultra Review - IGN
Archimago's Musings: MEASUREMENTS: Google Chromecast Audio - Part I: Analogue Output
Google Chromecast Audio Review: A Better Mousetrap - The Checkout presented by Ben's Bargains