Sonos’ Labor Day sale is bringing discounts to a variety of smart speakers and soundbars until September 2nd, many of which are on sale elsewhere for the same price. Both the Sonos Era 100 and portable Move 2 are 20 percent off, which means you can get the Era 100 from Amazon, Best Buy, and Sonos for $199 ($50 off) or the Move 2 for $359 ($90 off) via the same retailers (Amazon, Best Buy, and Sonos).