The whole series of loudspeakers are made of imported IPC birch boards. The metal connectors inside the box connect the cabinet together to improve the reliability of the cabinet. The unique double-backward cabinet makes the phase of the cabinet get a better atlas, which makes it have a beautiful and clear hierarchy, so that you can get the greatest sound. Enjoyment; Intermediate frequency transparent, bright, broad, easy singing; Bass full and powerful, non-distortion, no tail, all-round to meet the K, HI comfortable multi-functional use. Scope of application: Main and auxiliary sound reinforcement of high-grade bars, luxury nightclubs, professional HI rooms, KTV private rooms, multi-functional halls, auditoriums, cinemas and other large and medium-sized venues.