The KS4P is a high-performance passive subwoofer equipped with two 18″ neodymium magnet woofers, designed to deliver deep and powerful bass for professional sound reinforcement. With a frequency response of 30 Hz – 150/450 Hz and a DSP-controlled low-pass crossover, it ensures precise and adaptable low-frequency performance.

Capable of handling 2800W peak power and reaching a maximum SPL of 141 dB, the KS4P provides omnidirectional coverage and outstanding output. Built from polyurea-coated birch plywood, it is both durable and resistant to challenging environments, further enhanced by its IP54 rating for dust and water protection. Available in black, white, or custom RAL colors, it seamlessly integrates into any professional audio setup.