Hello I have the Projector system from kelke time I kan even happy with the system, but well the history of 1000 to 1500 person room was said by Hk Audio ke I think those calculated by a port has a Dj in the Fesan musik live on little background music hall 800 person but depen the acoustics of the room well sur.Si I Devai compare Hk Projector system has equivalent brand Dynacord Xa, Electro Voice, RCF, etc ... I will choose Das yet the Hk Projector