1.active line array,professional speaker, audio system 2.light weight, easy ... array sound reinforcement system, active line array,professional speaker, audio system Titanium tweeters used in this system can ... an integrated system.Model: RS-600 active line array,professional speaker, speaker system ComponentLF: (15"×1) x1pcMF/ ... /set active small line array, professional speaker, audio system (RS-600)