5-inch coaxial high-bass hi-fi speaker, pure copper transformer, widely used in high-end shopping malls, hotels, villas, conference rooms and other places
5-inch coaxial high and low pitched high fidelity speakers, pure copper transformers, widely used in high-end shopping malls, hotels, villas, conference rooms and other places
5-inch coaxial high and low fidelity speaker, pure copper transformer, widely used in high-end shopping malls, hotels, villas, conference rooms and other places.