I picked this up last year during my travels along with some other M Speakers. Operation is fine, the cabinet is another story, as it is in pretty bad shape.
Available for parts or complete unit. Do not have original packaging.
Living2: C-10,800D,861v4+id40,DSP5K:)LCR,DSP33,2xD2.5(Thanks to Bruce & Mark)
Living3: ATV4, MS200, D5K
Dining4: C-10,568,551,DSP5.5k(18/48)DSP5KC P200Z Rears
Bed5: C-10,MS200,AC12,DSP6K(18/48)(future 24/96)
Prince6: ATV4.568.2mm,HD621 DSP5k(18/48)