One Systems designs and manufactures "Direct-Weather" high-performance loudspeaker systems. Every One Systems model is designed for outdoor and indoor sports and entertainment venues such as stadiums, theme parks, swimming centers, ice rinks, cruise ships, transportation systems and other challenging facilities and are built to withstand the rigors of rain, snow, sun as well as temperature and humidity extremes. One Systems products differ from other "weatherproof" designs by their premium sonic performance characterized by full-bandwidth response, superior vocal intelligibility, high output capability plus all of the extra protection required to withstand years of use in the elements.