Electro-Voice TL550D is a low-frequency speaker system designed for cinema stage and theater use, particularly behind the screen. It features two EVX-150A woofers, providing high peak and long-term output, making it suitable as a primary low-frequency source in two-way systems or as a subwoofer in multiway systems. With a continuous program power handling capacity of 2,000 watts, it can deliver high acoustic output. The TL550D offers an extended frequency response down to 40Hz, ensuring deep and impactful bass reproduction.