At Engadget, we’ve tested scads of audio equipment. In our guide to the best Bluetooth speakers and smart speakers, we break down which, out of the thousands out there, are worth your money. Not surprisingly,

I’m always looking for the best Prime Day deals. I’ve got my eye on so many products and have waited so long, so excuse my excitement when I found some of the best Bluetooth speakers I’ve personally tested, reviewed, or used on sale starting at just $55.

You know what sounds awesome? Amazon is pumping up the volume on deals for Bluetooth and wireless speakers for its Prime Big Deal Days sales event.

You can always find some good Bluetooth speakers among the best Amazon Prime Day deals, and this year's Big Deals Day event has brought us a bunch of record-low prices on options from big names. I've picked out the options that I think offer the best value, based on our reviews of the products and experience with the brands.

Sonos Era 100: was $249 now $199 @ Amazon Sonos' entry-level smart speaker is a triumph of design, ease of use, and sound quality. It sounds much bigger than it actually is, and slips really neatly into any kind of decor that you might have around your house. Works with the Sonos smart assistant or Alexa as well. Price check: $249 @ Best Buy

Prime Big Deal Days is just one day away. On October 8 and 9, the retailer will unleash a barrage of deals on just about everything you can imagine. While Amazon usually showcases its own products and services during the Prime Day event, plenty of other brands join in on the fun too.

Amazon has the Sonos Era 100 speaker, the much-improved successor to the Sonos One, on sale for $50 off. Prime Day also lets you save big on a pair of Sonos soundbars: the Beam (Gen 2) and Ray, which are up to $110 off.

The Vizio 5.1.2 Elevate Soundbar comes with two rear speakers and a powerful subwoofer. All you need for a serious home audio upgrade, now under $500.