Which Sonos Speakers are Best for Surround Sound Rears?
Amazon.com: Mounting Dream Speaker Stands for SONOS ONE, ONE SL, Play:1, Height Adjustable Up to 48.3", Set of 2 Surround Sound Speaker Stand with Cable Management, 13.2 LBS Loading MD5412 : Electronics
Arc Surround Set -- where to best place the rear / surround speakers? : r/ sonos
What to expect from a Sonos 5.1 surround sound setup