Description
- High-Power Performance Delivers 150W x 4 at 4 ohms and 200W x 4 at 2 ohms, with 400W x 2 in bridged mode for powerful, distortion-free audio.
- Advanced Sound Control Features selectable HPF/Full/LPF crossover (50Hz-2KHz) and 0~9dB bass boost at 30-60Hz, giving you full flexibility to fine-tune your audio.
- Built-in Protections Equipped with thermal, overload, short circuit, and voltage input protections, plus clipping protection for safe and reliable operation.
- Premium Build Quality High-power Class AB circuit with heavy-duty Korean board design, Tiffany RCA connectors, and metal adjustment knobs for precise control.
- Stylish & Functional Design Includes an integrated cooling fan, RGB lighting with remote control, and a remote level knob with a clip indicator in a durable metal case.
4-Channel Class AB 4-Ohm 800w Amplifier AB w/ VM-1 Voltmeter LED SMD-200.4 DS18
This Listing Includes:
- (1)4 Ch Class AB 4 Ohm 800w RMS Amplifier SMD 200.4AB with VM-1 Voltmeter LED DS18
- Remote level knob with clip indicator (metal case)
- IR remote control for LED patterns and colors
This powerful SMD 4-Channel Amplifier is designed for ultimate performance, with 150 watts RMS per channel at 4 ohms and up to 400 watts bridged. It features a robust Class AB full-range analog design, ensuring superior sound clarity and efficiency. With advanced protections and high-quality components, this amp is perfect for serious audio enthusiasts looking for a reliable stereo solution.
Performance Summary:
The SMD-200.4AB amplifier provides unmatched sound quality across all four channels, with the ability to deliver 200 watts RMS at 2 ohms per channel. With selectable high-pass, low-pass, and full-range crossover options, it allows for precise audio tuning. The heavy-duty Korean board design ensures long-lasting durability, while the integrated cooling fan and multiple layers of protection keep your system running safely.
Key Features:
- Analog Class AB Amplifier for smooth and accurate sound reproduction
- Selectable HPF/Full/LPF Crossover for flexible system tuning (50Hz-2KHz)
- 0-9dB Bass Boost to enhance low-frequency performance (30Hz-60Hz)
- Clipping Protection and RGB Lighting for safe operation and a visual appeal
- Remote Level Knob with a clip indicator in a metal case for easy control
- Tiffany RCA Connectors for professional-grade signal input
- High-Power Class AB Circuit Design delivering consistent power
- IR Remote Control for LED patterns and color adjustments
Specifications:
- 150W x 4 @ 4 Ohms
- 200W x 4 @ 2 Ohms
- 400W x 2 @ 4 Ohm Bridge
- Frequency Response: 10Hz 24KHz
- Signal-to-Noise Ratio: >98dB
- Efficiency @ 4 Ohm: >62%
- Damping Factor: 140
- Input Impedance: 22K Ohm
- Channel Separation: >50dB
- Total Harmonic Distortion (THD): 0.10%
- Low-Level Input Range: 200mV 6V
- High-Level Input: Not Available
- Selectable Crossover: HPF / FULL / LPF
- Crossover Filter Range: 50Hz 2KHz
- Bass Boost Range: 0 ~ 9dB
- Bass Boost Frequency: 30Hz 60Hz
- Phase Selector: 0 ~ 180
Protection Features:
- Thermal Protection
- Overload Protection
- DC Output Protection
- Short Circuit Protection
- Voltage Input Protection
Measurements:
- Overall Length: 11″ / 282mm
- Overall Width: 9.15″ / 232mm
- Overall Height: 3″ / 76mm
- Heatsink Length: 9.4″ / 240mm
- Gross Unit Weight: 7.2 lbs / 3.3 kg
This amplifier is a perfect addition to any high-performance car audio setup, providing durability, sound clarity, and flexible tuning. Whether you’re driving full-range speakers or pushing subwoofers, this SMD amp delivers the power and performance you need.

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