The new active subwoofer series adopts the newly designed high-efficiency class D power amplifier,According to the characteristics of the subwoofer speaker used, the output power and frequency characteristics can be optimized to make the speaker play the best state,
 
The whole series of subwoofer adopts the exclusive closed cabinet,
with the best low-frequency transient characteristics and the least distortion,The SUB series adopts the unique push-pull design of symmetrical left-right parallel twin speaker, which can effectively counteract the harmful resonance caused by loud pressure, and greatly improve the sensitivity and effective sound power of the speak