ORION HCCA2000.4 HCCA Series 2000W RMS 4-Channel Class-AB Amplifier Experience Unrivaled Audio Power and PrecisionThe ORION HCCA2000.4 HCCA Series 2000W RMS 4-Channel Class-AB Amplifier sets a new standard for audio excellence, delivering a perfect blend of power, precision, and efficiency. Crafted for audiophiles who demand the ultimate in sound quality, this amplifier elevates your audio experience to extraordinary heights. Elevate Your Audio JourneyElevate your audio experience with the ORION HCCA2000.4 HCCA Series 2000W RMS 4-Channel Class-AB Amplifier. Expertly crafted and featuring advanced capabilities, this amplifier transforms your listening into an immersive sonic adventure. Uncompromising Sound FidelityRediscover your music with unmatched clarity and detail. From gentle melodies to powerful crescendos, every sonic element is faithfully reproduced. Unparalleled Power and PrecisionExperience a perfect marriage of power and precision that redefines your audio landscape. The ORION HCCA2000.4 HCCA Series Amplifier seamlessly merges commanding power with sonic accuracy, creating a listening journey that captivates the senses. Elevate Your DriveElevate your driving experience with the ORION HCCA2000.4 HCCA Series 2000W RMS 4-Channel Class-AB Amplifier. Elevate your audio journey and embrace a level of sonic excellence that sets new benchmarks.   Class-AB Amplification - Experience the harmonious blend of Class-AB amplification, combining the efficiency of Class B with the sound quality of Class A for an unparalleled sonic journey.2000 Watts RMS - Immerse yourself in a world of commanding audio power with 2000 Watts RMS, delivering impactful and dynamic sound performance.Precision Audio Control - The adjustable built-in crossover allows meticulous calibration of audio frequencies, optimizing speaker performance.Customized Bass Enhancement: Elevate your low frequencies with the adjustable bass boost feature, delivering impactful and resonant bass notes.Advanced Protection Measures - Equipped with protection circuitry, the amplifier safeguards against overheating and short circuits, ensuring lasting reliability.Compact and Stylish Design - The amplifier's sleek design seamlessly integrates into your audio setup, adding a touch of sophistication without compromising performance.Engineered Excellence - Meticulously engineered for optimal audio precision, power efficiency, and unwavering performance. All MOSFET Power SupplyRemote Gain ControlHeavy Gauge Direct-WireHigh Current Power and Speaker TerminalsElectronic Crossover NetworkBass Boost CircuitryTri-Mode CapableHigh-Pass/Low-Pass Filter ControlPower and Protection LED IndicatorsSoft Turn-on/Turn-offBalanced Input (CMRR)4-Way Protection: Thermal, DC offset, Short Protection, under & over voltage - RMS WATTS @ 4 Ohms @ 0.5% THD+N: 4 x 300W- RMS WATTS @ 2 Ohms @ 0.5% THD+N: 4 x 500W- RMS WATTS @ 4 Ohms @ 0.5% THD+N: 2 x 1000W POWER TERMINAL MANAGEMENT  Positive Terminals: 1 x 0 AWG.  Negative Terminals: 1 x 4 AWG.  Remote Turn-ON Signal: 10 AWG.  Speaker Output Terminals: 10 AWG. - Frequency Response 10Hz to 35kHz +/- 1 dB- Linear Bandwidth 20Hz to 65kHz +/- 3 dB- High Pass Crossover Continuously variable (40-1.25kHz/400-12.5kHz)- Low Pass Crossover Continuously variable (40-300Hz)- Phase shift control 0 to 180- Bass Boost 0-18dB variable- Distortion at Rated Power 0.005% THD+N- Damping Factor > 100- Input Sensitivity(RMS) 200mV to 6V- Supply Voltage Range 9 to 16V- Input Impedance 20K Ohms- Amplifier Efficiency > 67% into 2 Ohms load at max. power- SNR at rated output power and lowest impedance > 95dB- Fuses: 200A recommended (not included)- Dimensions (L x W x H): 20.47" x 11.89" x 3.15" (520x302x80mm)