I have a Denon DCA-660BL available. It is a used amp, and has some "install rash" on the chassis and plexi protection cover. It is also missing one of the terminal screws. Last one of these here on DIYMA sold for $450, I am starting off at $350. Pictures available on request. Specs from Denon as follows:
FEATURES:
1ohm stable, stereo
Changeable Multi-Channel Power Amplifier
2/1 Channel Power Amplifier
Extended Head-Room With UHC MOS-FET Power Supply
Variable Hight-Pass and Low-Pass Filter
Bass Boost
DC-DC Converter Power Supply With Soft-Start Circuit
RCA/Balanced Inputs and Outputs
Remote Power ON/OFF
Convenient Power Indicator
SPECIFICATIONS
Power Output 120W X 2CH 4ohm
200W X 2CH 2ohm
Bridged Power Output 400W X 1CH 4ohm
Frequency Response 5Hz ~ 100KHz(-3dB)
Signal to Noise Ratio 100dB
Input Sensitivity 100mV ~ 2V/10k ohm
Speaker Impedance 4ohm ~1ohm
Dimensions 300(W) X 59(H) X 387(D)mm
Weight 6.0 kg