From backpack beats to backyard bangers, these are the best Bluetooth speaker deals so you can turn it up while prices are marked down.

The Soundboks Go is the best and loudest portable speaker I've ever reviewed. It is powerful, rugged, and gives a stage-worthy performance that not many speakers offer. You can get it for $599 (originally $799),

Save up to 44% on some of the best speakers from major brands while Amazon Prime Day deals last. Shop picks from Sony, Marshall and More.