Mmats pro audio 3000.1d mono amplifier Original price: $1,179.00 Asking $600 Great condition minus a few nicks and blemishes. I am the original owner. Refurbished by mmats pro audio. Great amp! Very compact for the amount of clean power it produces. I switched ohm load on my subs so will not be able to get maximum power out of this guy anymore. Specs 1 x 3000 Watts RMS @ 1 Ω Class D Amplifier, 1500 watts @ 2ohm, 750 watts @ 4ohms freq-hz-response 10-275hz Dimensions (inches) 13x 9.5 x2.2 Description/Condition: 10/10 mech 9/10 looks used New heatsink design! More power and reliability! Extreme engineering from extreme power! • Ultra-Efficient Class D topology reaching 83% efficiencies at full power, provides the biggest power in the smaller chassis. • SMT assembly and 1% resistors round out a proven Power-House for any subwoofer system. • 67,200 mfd capacitance on the battery inputs and 25,000 mfd capacitance on the outputs reinforcing the seat of the pants feeling that you can only get from a MMats Amplifier leading many people to say “MMATS amplifiers are extremely underrated”.