100W Powerful Sound: Dual 40W Woofers, dual 10W tweeters, two passive radiators, and two DSP technologies are designed to deliver a powerful full-range sound, thick bass, and clear treble with less distortion. Immerse yourself in a giant party with 100W of booming sound. Astounding Bass: Simply press and hold Extra Bass Mode to get louder and more low-end bass. Dual passive radiators are designed to squeeze the air in a restricted space to deliver a stronger bass effect. Drive your beat harder via the DOSS Extreme Boom Pro loud Bluetooth speaker with punchy bass. IPX6 Waterproof: Solid design with IPX6 waterproof, this waterproof Bluetooth speaker unleashes powerful sound on the go. By the poolside, at the beach, in the backyard, at park gatherings, or at other ongoing outdoor adventures, just feast on your preferred tunes anywhere rain or shine fearlessly. With a built-in handle and detachable strap, the DOSS Extreme Boom Pro portable speaker makes it easy to start the party anywhere. Get more power and portability for your playlist. Beat-synced Lights: Get ready to light up your indoor and outdoor parties with dynamic mixed-color LED lights that sync to the beat of your music. Choose from 6 different light modes, including breathing, quarter rocking, rippling, rolling, crossing, and off, to customize the atmosphere of your event with this party speaker. 20H Playtime: With 10400mAh large battery capacity, this rechargeable Bluetooth speaker powers all day and night with up to 20 hours of playtime on 50% volume, no Extra Bass on, and Lights off. Actual battery usage time may vary by music and volume. Built-in USB-A power bank charges your phone in case of an emergency. Tips: Press the M+O button to cancel battery-saving functions before charging your phone. Please fully charge the speaker when you receive it. PartySync Mode: With just a few taps, you can easily pair 2 or up to 100 Extreme Boom Pros together for a powerful stereo sound. Whether you're hosting a small get-together, backyard, patio, pool, beach, or tailgate party, this wireless speaker elevates your party to the next level with PartySync mode. Bluetooth 5.3: Easy to set up and fast connect your preferred audio devices, and stream your seamless playlist up to 99 feet. Also, you can enjoy music with a 3.5mm Line-In cable (not provided) and a Micro SD card (not supplied). Loud Volume Tips: To maximize the speaker's sound volume, press both the speaker's volume up button and the phone's volume up button simultaneously.
