The HSP series passive two-way loudspeaker features a combination of composite carbon fiber and nano-carbon fiber diaphragms for exceptional sound quality. It also employs a rotatable progressive waveguide horn, providing horizontal coverage from 50° to 100° and vertical coverage of 60°. This ensures consistent sound pressure and frequency response across the coverage area. Equipped with different sizes of woofers and compression drivers, the HSP series delivers superior sound quality, uniform sound field coverage, and exceptional speech intelligibility compared to similar products.