About this item

• 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.
• 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.
• 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.
• 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.
• 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.
• **IPX6 Waterproof:** Built with IPX6 waterproof capability, this Bluetooth speaker delivers impressive sound quality wherever you are. Whether you're by the pool, enjoying a day at the beach, relaxing in your backyard, socializing at a park, or embarking on any other outdoor escapade, you can enjoy your favorite music without worry, no matter the weather. Thanks to its integrated handle and removable strap, the DOSS Extreme Boom Pro portable speaker is designed for easy transportation, allowing you to kick off the celebration wherever you choose. Experience enhanced power and convenience for your music collection.
• 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.