How to place your sonos surround speakers for best effect - YouTube
How to set up surround sound with Sonos Beam | iMore
Sonos Arc 5.1.2 Home Theater Bundle (Black Arc, White Sub/Surrounds) Includes Sonos Arc Dolby Atmos® sound bar, Gen-3 Sub, and two Sonos One SLs at Crutchfield
The Complete Sonos Buying Guide: Every Speaker, Soundbar and Amp Explained