we are an nad dealer the circuit board contains the circuitry it is not a module
the m66 is a reference grade ess 90368 pro dac, a discrete resistor, preamp, and the same circuitry as a node.
sound quality is fantastic and the feature set is extraordinary
multiple digital inputs including hdmi
dirac room correction
phono stage
xlr inputs
headphone amplifier
sound close to a 10k dac
for its price range it is a bargain
Save and Troy
audio Intellect NJ
nad Masters dealer