Google preparing Chromecast with Bluetooth support
Bluetooth & Wireless Speakers - Package Sonos Move Smart Portable Wi-Fi and Bluetooth Speaker with Alexa and Google Assistant White and Google Chromecast with Google TV (HD) Snow - Best Buy
Google is planning to re-launch 2nd Generation Chromecast with Bluetooth support - MSPoweruser
JENSEN Bluetooth/Wi-Fi Stereo Smart Speaker with Chromecast Built-In JSB-1000 - The Home Depot
JBL Link Music Bluetooth Smart Speaker w Google Assistant, Chromecast,