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Yes - 10 Years - Low-pass - 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. Kenwood KAC-M1814 Class-D Compact 4 Channel Class-D Marine Power Amplifier
    Kenwood KAC-M1814 Class-D Compact 4 Channel Class-D Marine Power Amplifier
    $149.99
    • Class D 4-channel marine amplifier for compact size excellent efficiency
    • Conformal coated circuit board suitable for marine applications
    • Speaker Level Input with signal sense turn-on for easy integration to factory audio systems
    • Cast Aluminum Heat Sink Design
    • 45 Watts x 4 at 4 ohms
    • 4 Ohms and 2 Ohms Load Capability
    • CEA-2006 Compliant
    Learn More
  2. Soundstream ST4.500D Stealth Series 500 Watt Class D 4-Channel Amplifier
    Soundstream ST4.500D Stealth Series 500 Watt Class D 4-Channel Amplifier
    $89.99
    • Stealth Series 500W Class D 4-Channel Amplifier
    • 2-Ohms: 45 Watts x 4 channel
    • 4-Ohms: 25 Watts x 4 channel
    • 4-Ohms: 90 Watts x (2 bridged)
    • Aluminum heat sink for better cooling
    • MOSFET Power Supply with Audiophile Grade IRTM Transistors
    • Military Grade SMT PCB Maintains Dynamic Performance
    • 2-ohm and 4-ohm Operation
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  3. JVC KS-DR1004D Class-D Compact 4 Channel Class-D Marine Power Amplifier - main
    JVC KS-DR1004D Class-D Compact 4 Channel Class-D Marine Power Amplifier
    Special Price $149.99 Regular Price $199.99
    • Class D 4-channel marine amplifier for compact size excellent efficiency
    • Conformal coated circuit board suitable for marine applications
    • Speaker Level Input with signal sense turn-on for easy integration to factory audio systems
    • Cast Aluminum Heat Sink Design
    • 45 Watts x 4 at 4 ohms
    • 4 Ohms and 2 Ohms Load Capability
    • CEA-2006 Compliant
    Learn More
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