The Electro-Voice ZX190 is the new standard of no compromise audio performance and versatility for compact sound reinforcement.The high-tech enclosure is lightweight and extremely durable. The enclosure geometery has been engineered to provide maximum rigidity and acoustic performance. The velocity compensated port design overcomes the limitation of many small loudspeakers and enables exceptional low frequency response withtout vent noise. The ZX1's long excursion, high output 8" woofer with a weatherized treated cone delivers smooth low frequency performance with exceptional reliability.