The SL-10 is a high-power long-range horn speaker with a coaxial design for high and low frequencies. It is equipped with professional-grade coaxial drivers, featuring efficient sound transmission, strong penetration, and high voice clarity. The enclosure is constructed from PP material, providing waterproof, corrosion-resistant and hydrochloric acid-resistant properties. Suitable for various extreme weather conditions and environments, it is widely used in stadiums, schools, training grounds, air-raid warning systems, coastal beaches, highways and other applications.