Follow ZDNET: Add us as a preferred source on Google.Temperatures are nearing triple digits, which means it's officially Bluetooth speaker season. Whether you have a pool day, cookout, or backyard gathering planned, a Bluetooth speaker is a must-have. If you have an old speaker that's at the end of its life, you may be interested in upgrading. Fortunately, I found five of the best Memorial Day deals.Also: My favorite early Memorial Day deals: Save big on laptops, tablets, and moreI've only recommended products that ZDNET has reviewed. We considered features such as battery life, durability, and value. Check out all our favorite Memorial Day deals on TVs, SSDs, Apple products, laptops, phones, headphones, and outdoor gear.Best Memorial Day Bluetooth speaker deals 2026 Bose's SoundLink Plus is in the upper-middle of its SoundLink lineup, and to me, it's the perfect size. This speaker features four passive radiators, which help it produce a huge bass response, which is exactly what you need for an outdoor soiree. If you're by the pool, the SoundLink Plus can handle accidental drops in water thanks to its IP67 rating, which makes it dust- and waterproof.Review: Bose SoundLink PlusThough it can survive brief immersion in water, the SoundLink Plus floats for easy retrieval. Additionally, the SoundLink Plus promises 20 hours of playtime and features a USB-C port for reverse charging, so you can plug your phone in to charge if you need some extra juice.