SONOS Error on play_media with UPnP Error 701 received: Transition not available from (IP) · Issue #44925 · home-assistant/core · GitHub
Trying to play Spotify album on Sonos - Configuration - Home Assistant Community
2020.12 update, playing mp3s with Sonos results in UPnP error 701. Breaking change? - Configuration - Home Assistant Community
Amazon.com: Sonos Play:1 - Compact Wireless Smart Speaker - White (Discontinued by manufacturer) : Electronics
Amazon.com: 2 x Soundbass ONE Floor Stand, Black, Compatible with Sonos ONE, ONE SL & Play:1, Full Hardware Kit Included, Designed in The UK : Electronics