A harmony of power and portability, the L1 Pro16 portable line array is often a streamlined system with high output and extended low frequency range. With a sixteen-driver articulated J-shape line array, the L1 Pro16 delivers 180-degree horizontal sound protection, great for small-to-medium sized clubs, bars, and other venues. https://www.bluetoothspeaker.top/high-power-outdoor-karaoke-party-portable-trolley-wireless-bluetooths-speaker/