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Rockford Fosgate - 4 Channel Car Amplifiers

In the case of a 4 channel amplifier, use two channels to drive a pair of full-range speakers, and bridge the other 2 channels to power a sub-woofer. Among many features of a 4 channel amplifier are remote sub-woofer level control, tri-mode operation, bridgeable channels and max bridged power to 1000W. Four channel car amplifier provide users multiple input/output selectors to power up to four devices. This is great if you need to power an entire sound system.
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  1. Rockford Fosgate R400-4D 400 Watt 4-Channel Class D Car Amplifier
    Rockford Fosgate R400-4D 400 Watt 4-Channel Class D Car Amplifier
    Rating:
    100 % of 100
    $278.99
    • 4-Channel 400 Watts car amplifier.
    • LED indicators for power and protect, and provides protection against short circuiting, over loading and thermal overload.
    • Features cast aluminum heatsink for effective heat dissipation and has P.O.W.E.R. operation.
    • Frequency Response of 20Hz to 20KHz +/- 1.0dB and is CEA-2006 compliant.
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  2. Rockford Fosgate M400-4D 400 Watt 4-Chanel Amplifier - Amp
    Rockford Fosgate M400-4D 400 Watt Full-Range Marine Class-D 4-Chanel Amplifier
    Rating:
    100 % of 100
    $331.99
    • 400 Watt 4-channel high efficiency Class-D amplifier specifically designed for Marine and Power-sports applications
    • 75 Watts x 4 @ 4-Ohm
    • Pulse Width Modulated MOSFET power supply
    • Variable 12dB/octave Butterworth crossover
    • 2/3/4 channel operation
    • 4 Gauge power / ground connectors
    • Cast aluminum heatsink for effective heat dissipation
    • Tri-stage protection that covers thermal, over-circuit and short circuits
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