Active R series of one-sided pursuit of high pressure while ignoring the overall balance of the shortcomings from ordinary sound professional speakers, focus on the frequency response of sound balance, the overall performance is more prominent music style, showing a more comfortable, smooth and broad range for you to meet each need more, the series uses D digital amplifier the template, stable electronic components imported, compatibility, stability, sound effect and sound performance and There is nothing comparable to this system, it is applied to the conference room, auditorium, or dance hall, performing arts, with outstanding performance.