The active line array loudspeaker range is ideal for sound reinforcement system for meeting room, concert, outdoor party, auditorium & stadium etc. The favorable choice of this range of speaker is its flexible combination of different power for different size of applications. Moreover, its built-in Class-D amplifier features helps end-user to save much cost of cabling wiring and amplifier maintenance, thus only input the audio sources, the hi-fi level sound system for rental, installation and live performance or bar would work immediately at an cost-effective price. The active line array loudspeaker system is designed built-in class-D amplifier, with high efficient output, incomparable sound performance, complete protection and well electromagnetic compatibility. Two options of AC power supply of 230V and 115V. The installation allows different angles of sound dispersion with in 140 the mounting and secure steel ring is supplied the system is compromised by a two way6” 150W full range active loudspeaker and 12” 350 active subwoofers, a different quantity of full range speaker could matching to the subwoofer.