First impressions are favourable for the Sonos Era 100 with its improved bass response and bigger soundstage
Bringing the bass to the smallest home speaker in the Sonos range
My review about Sonos ERA 100 in stereo mode : r/sonos
Sonos Era 100 review: More than great sound
Sonos Era 100 Vs One Gen 2 - Should You Upgrade Now? — WhatGear, Tech Reviews
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Sonos Era 100 smart speaker review: An Upgrade on Nearly All Fronts - My Site
Sonos Era 100 review - Saga Exceptional
Sonos Era 100 review: A brilliant wireless speaker – at a price
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Sonos Era 100 review: audio witchcraft
Sonos Era 100 Review: The New Smart Speaker Standard
Sonos Era 100 Review: The Best Smart Speaker Gets Even Better - CNET
Sonos Era 100 review: A worthy successor
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Sonos Era 100 review: Better sound and more functions ⋆ The Baltic Review