ALPINE MRV-F545 4-CH 500W V12 CAR AMPLIFIER
Features:

4/3/2 Channel Operation
Amplifier Link Ready
DC-DC PWM Power Supply
Discrete Pre-Amp Stage
Input Mode Selector Switch
MOSFET Power Supply
MultiMode
Non-Fading Pre-Amp Output
STAR Circuitry
Solid Copper Bus Bars
Bass Engine®
Crossover Network : 30Hz-200Hz HP / LP (12dB/oct)
Tuned Bass EQ (Variable) : 45Hz +16dB (Ch-3/4)
General

RMS Continuous Power (14.4V, 20Hz-20kHz)
Per Channel into 4 ohm (1% THD): 125Wx4
Per Channel into 2 ohm (1% THD): 250Wx2 (CH-3/4)
Bridged 4 ohms: 500Wx1 (CH-3/4)
RMS Continuous Power (12.0V, 20Hz-20kHz)
Per Channel into 4 ohm (1% THD): 100Wx4
Per Channel into 2 ohm (1% THD): 150Wx2 (CH-3/4)
Bridged 4 ohms: 300Wx1 (CH-3/4)

Frequency Reponse : 10Hz-50kHz (+0,-1dB)
Heat Sink (WxHxD)in : 16-1/2” x 2-5/16” x 8-11/16”
Heat Sink (WxHxD)mm : 420mm x 60mm x 220mm
Input Impedance : 10k ohm
Input Sensitivity (for rated power) : 0.2 V to 4.0V
Power Requirements : 14.4V DC (11V to 16V)
Signal to Noise (S/N) : 96dBA (referenced to rated power)
Slew Factor : greater than 5
Speaker Impedance : 4 or 2 ohms(stereo), 4 ohms(bridged)
Weight : 4.0kg.

Some info at:
http://www.alpine.com.au/default.html#

RRP$800 i'm after $500.

 

 

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Can vouge for these amps being super quality and perform awesome ... theyve picked up a few sound image awards ... so how come your selling dude

its hardly used its in brand new cond, yer selling as i have no need for it i cos i cbf hooking it up my sound system is good for now and im thinking about buying another car soon. its been in storage for 2 months after i took it out of dads old car.