Wow, the UHD121 appears to be an excellent product to enhance the capabilities of M DSP speakers. I am assuming that the owners of legacy speakers can play along also. If any evaluation units are available please send one along my way to give it some real world use, This product intro has renewed my interest in M.

M2.0>ROON: C15/DSP6K
C2.2>ROON: ALLO DIGIONE/DSP5K+D2500x2
W2.2>ROON: C10/DSP33+D2500
R2.0>ROON R: MiniDSP SHD>SCHIIT Freya+(Forkbeard)>3eAudio A7 Mono>>>Apogee Scintilla

Projects. ROON streamer with serial RS232 volume control