This is the first model of DS-2000 series. 6 ohms maximum 180 watts, frequency range is 28-40,000Hz dimensions 410 x 710 x 362mm Weight 38kg each.
	This is DIATONE UNIFIED DOME UNITS, and it's very delicate.
Unfortunately, part of edges are dented some plating comes off.
	DIATONE still has popularity and good sounds and balanse.