Sprout Soundwave Bluetooth Speaker - Black (Brand New-Open Box)Sprout Soundwave Bluetooth Speaker The Sprout Soundwave redefines portable sound with its combination of performance, endurance, and style. Equipped with Bluetooth 5. 3 for seamless connectivity, it offers up to 14 hours of playback on a single charge. The 5200mAh rechargeable battery doubles as a powerbank, so you can charge your devices while enjoying music. Key Features Powerful 24W Output: Delivers crisp highs, deep bass, and balanced sound for