A balance of power and portability, the L1 Pro16 portable line array is often a streamlined system with high output and prolonged low frequency range. With a sixteen-driver articulated J-shape line array, the L1 Pro16 provides 180-degree horizontal sound coverage, great for small-to-medium sized clubs, bars, and other venues. https://www.bluetoothspeaker.top/hot-selling-wireless-speaker-bt5-0-outdoor-subwoofer-hight-powerful-sound/