The Fp series sound column speakers use a 4-inch full-range speaker unit. After a unique phase design, this speaker has a wider coverage area. At the same time, a high-quality crossover provides a guarantee for the sound quality of the sound column. It is more expressive. Compared with the traditional sound column, it solves the phenomenon of insufficient low frequency. The overall design is simple and generous. It is the first choice for many hotels, meeting rooms, VIP lounges, classrooms and other places.