For sale is my Alpine Mrp M-850 Ampilifer in good condition selling for 325$obo.
Also have a ALpine Sub box for 2 10" subs for 80$.
Specs on the AMP:
800 watts, Class D MonoBlock Amplifier
RMS Power Output:
4 ohms: 500 watts x 1 channels
2 ohms: 800 watts x 1 channels
Frequency Response: 20 Hz - 200 Hz
Crossover Frequency: 50 Hz - 200 Hz
Subsonic Filter: 15 Hz
MOSFET power supply
STAR Topology (minimizes internal noise and prevents ground interference)
Gold-plated screw terminals
Speaker and preamp-level inputs
fuse rating: 25A x 3
Dimensions: 9-27/32" L x 13-25/32" W x 2-23/64" H