Discover the ultimate audio experience with the KTS-1821 Subwoofer, a portable and wireless speaker perfect for indoor and outdoor gatherings. Compact and lightweight, this speaker offers convenience without compromising on performance. Equipped with multi-functional features like TF, FM, TWS, line-in support, and vibrant RGB lights, it ensures versatile connectivity for your music needs. Enjoy uninterrupted playback with its long-lasting 1500mAh battery and immerse yourself in crystal-clear sound powered by a 52mm driver and full-range audio crossover. Built with durability and water resistance in mind, the KTS-1821 is your go-to companion for parties, home entertainment, or outdoor adventures.