I've been using the DSR12 for a long time and have been really happy. 1000W in a moderately sized package. With the 18" sub a good system even for smaller outdoors events. The DZR is even better, the sound is HiFi (pun intented) I could mix an album on them. Very detailed smooth and pleasing, A lot of dynamics and sheer unlimited power. I did one band gig yesterday and a Deejay after that and boy they deliver. (I wonder though why Deejays always have to test the limits of a system) . The most amazing part is that these speakers are light weight for what they offer. Next step: discovering the menu's and additional functionalities if I have too ...