Sonos Era 300 review: A game-changing spatial-audio speaker

At a glance Expert’s Rating Pros Dramatic, embracing, and exotic sound from a shockingly small package Fantastic as a single speaker, a stereo pair, or as a pair of surround channels reinforcing a Sonos soundbar No one does multi-room audio better than Sonos A great smart speaker with Amazon Alexa and Sonos Voice Bluetooth and Wi-Fi