Breakthrough sound for every occasion The Boom 2 Pro offers powerful bass, crystal clear stereo sound and innovative functions to take your sound experience to a new level. Perfect for outdoor adventures, fishing trips or relaxing hours on the beach. 140 W max. bass performance Feel every beat with two 50 W woofers and BassUp 2.0 technology. With an incredible 140 W power-160% stronger than the previous generation-the Boom 2 Pro delivers ground-breaking bass for intense music moments. Crystal clear stereo sound Immerse yourself in a perfect balance of highs and lows. Two 50 W woofers and two 20 W tweeters provide an immersive, detailed sound experience due to intelligent crossover technology. 30 W quick-charging function and integrated power bank Enjoy up to 20 hours of playing time with a full battery charge, which is achieved in just 3 hours thanks to the 30 W quick-charging function. The built-in power bank allows you to charge your devices anywhere.