About this item

• 80W Powerful Sound (160Peak): Powered by a punchy 50W racetrack subwoofer, dual 15W tweeters, dual bass passive radiators, and advanced DSP technology, this acoustic beast delivers 80W（160W Peak) room-shaking bass, balanced mids, and crisp highs with virtually no distortion. From Sunday football to backyard pool parties, immerse yourself in rich, clean, immersive sound that fills every corner of your space.
• 3-Mode Pro EQ: Instantly optimize your sound for any scenario. Select Bass Mode to punchy 52Hz chest-thumping bass for hip-hop, EDM and party-shaking vibes, Treble Mode for crisp vocals and crystal-clear podcasts and audiobooks, or Normal Mode for balanced all-day listening to music and videos. No app needed—just one-touch control to match your music and scene. Easily switch between optimized sound profiles for whatever you’re playing.
• IPX6 Waterproof: Adventure-Proof protection guards against sudden showers, splashes, and spills. The DOSS Extreme Boom Pro D300 waterproof speaker laughs off pool splashes, beach waves, and unexpected rain—so your music keeps pumping, whether you’re chilling lakeside or hanging out by the river.
• 20-Hour Soundtrack: Enjoy a full 20 hours of nonstop music on a single charge at 50% volume (with bass off and lights off). Whether you’re wandering around the house, lounging on the beach, or hosting an open-air gathering, this speaker keeps up with you. It also features a built-in charging function—thanks to its USB-A port, you can top up your device on the go.
• Wireless Stereo Pairing: Just tap once to pair two DOSS D300 speakers and create a powerful stereo system with independent left and right channels. Immersive, balanced sound fills your yard, deck, or large room—no wires, no fuss. Double the sound, double the fun!
• Beat-Driven lights: Turn your party into an electrifying rave—the built-in LED lights lock onto every bass drop, pulsing and shining in perfect sync with the beat. Watch as colors explode in time with the music, transforming any room into an immersive visual spectacle that keeps the energy pumping all night long.
• Bluetooth 5.4: Featuring the latest Bluetooth 5.4 technology, this wireless speaker ensures a fast, stable connection and seamless streaming from up to 82 feet away. Easily play your favorite playlists without interruptions. Plus, enjoy added flexibility with USB Flash Drive playback (USB drive not included).