... line array sound reinforcement system, active line array,professional speaker, audio system Titanium tweeters used in this system ... subwoofer is the result of combination of low distortion loudspeaker technique, linear amplification technique, and DSP audio processing ... forms an integrated system.Model: RS-600 active line array,professional speaker, speaker system ComponentLF: (15"×1) x1pcMF/HF: (6”x2 ...