I have a kicker 650.4 i would be willing to trade you... Here are some details:
KICKER KX 650.4 - amplifier specifications
General
.Product Type Amplifier .
Width 10.1 in .
Depth 22.5 in .
Height 2.5 in .
Audio System.
Amplifier signal-to-noise ratio 95.0 dB .
Amplifier continuous power / channel qty 120 Watts x 4 .
Amplifier output 4-channel .
Amplifier high level inputs Yes .
Amplifier input signal voltage 0.17 - 5V , 0.34 - 10V .
Crossover type 2-way active crossover .
Crossover slope 12.0 dB/octave .
Crossover low pass frequencies 50 - 200 Hz .
Crossover high pass frequencies 50 - 200 Hz .
Crossover bass boost frequency 40 Hz .
Crossover bass boost gain 0 to +18dB .
Amplifier total output power 650.0 Watt .
Amplifier Output Details 325.0 Watt - 2.0 Ohm - THD 1.0 % - 14.4V DC - 2.0 channel(s) , 70.0 Watt - 4.0 Ohm - THD 1.0 % - 12.5V DC - 4.0 channel(s) , 120.0 Watt - 4.0 Ohm - THD 1.0 % - 12.5V DC - 4.0 channel(s) , 135.0 Watt - 4.0 Ohm - THD 1.0 % - 12.5V DC - 2.0 channel(s) , 170.0 Watt - 2.0 Ohm - THD 1.0 % - 14.4V DC - 4.0 channel(s) , 250.0 Watt - 4.0 Ohm - THD 1.0 % - 14.4V DC - 4.0 channel(s) .
Additional features Gold plated connectors , Input level controls , Over voltage protection , Bass level remote control , Thermal protection , Reverse polarity protection , Short circuit protection .Connections.Connector Type 1.0 x Speakers input ( Screw-type ) , 2.0 x Speakers output ( RCA phono x 2 ) , Audio line-in ( Screw-type ) , DC power input , Remote Bass control .