Old School Alpine V-Power MRP-M500 1-Channel 500W RMS Car Amplifier -  I used this amp to power a  12" kicker comp. Im now using a pa amp in my garage with the kicker comp abd now have no use for this amp. This amp is in working used condition. It won't win any beauty contests because it was used abd does have some scratches and such. All screws have good threads and tighten accordingly. Specs below,

The Alpine MRP-M500 is a  Class D mono subwoofer amplifier, delivering 300W RMS at 4 ohms or 500W RMS at 2 ohms. It is known for being CEA-2006 compliant, featuring a 24dB/octave crossover, and producing reliable power for single subwoofer setups. It is widely considered an efficient, compact, and high-value, budget-friendly monoblock.