It's worth taking advantage of the huge list of Sonos speakers on sale for Amazon's October Prime Day—especially products that never see a discount, like the Sonos sub woofers.

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