Description
- 5-Channel Powerhouse Delivers 250W x 4 for full-range speakers plus 1800W RMS for subwoofers at 1 ohm, offering complete audio control in one unit.
- Advanced Crossover & Tuning Options Features HPF, LPF, and Full modes with 50Hz-2KHz crossover and 0-9dB bass boost for precision sound customization.
- RGB LED Lighting with Remote Control Customize colors and lighting patterns with an IR remote to match your cars interior vibe
- Comprehensive Protection Suite Includes thermal, overload, voltage, and short-circuit protection, plus built-in cooling fan for reliable operation
- Professional-Grade Design Built with heavy-duty Korean board, 0 AWG power inputs, Tiffany RCA connectors, and a remote level knob with clip indicator for high-performance installations.
5 Ch 1800w 1 Ohm Stable Class A/B & D Amplifier w/VM-1 Voltmeter SMD-2800.5 DS18
This listing includes:
- 5 Ch 1800w 1 Ohm Stable Class A/B & D Amplifier w/VM-1 Voltmeter SMD-2800.5 DS18
- Remote level knob with clip indicator (metal case)
- IR remote control for LED patterns and colors
The SMD-2800.5 5-Channel Amplifier is the ultimate all-in-one solution for high-performance car audio systems, combining Class AB full-range channels with a digital subwoofer channel. Delivering a powerful 1800W RMS at 1 ohm on the subwoofer channel and 250W x 4 at 2 ohms for the full-range channels, this amplifier offers unmatched versatility and sound clarity. With advanced tuning controls, RGB LED lighting, and a heavy-duty Korean board design, its built to satisfy both casual listeners and competition-grade audio enthusiasts.
Specifications:
- 4 Ohms: 180W x 4 + 700W (Sub)
- 2 Ohms: 250W x 4 + 1100W (Sub)
- 1 Ohm (Sub Only): 1800W
- 4 Ohms Bridged (CH1-CH4): 500W x 2
- Frequency Response: 10Hz-24KHz (CH1-CH4) / 35Hz-250Hz (Sub)
- Signal to Noise Ratio: >98dB
- Efficiency: >60% (4CH) / >82% (Sub)
- Damping Factor: 250
- Input Impedance: 22K ohm
- Channel Separation: >50dB
- THD (Total Harmonic Distortion): 0.10%
- Low-Level Input Range: 200mV-6V
- Selectable X-Over Modes: HPF / Full / LPF
- Crossover Range: 50Hz-2KHz
- Bass Boost Range: 0~9dB
- Bass Boost Frequency: 30Hz-60Hz
- Phase Selector: 0~180
- Amplifier Class: Analog AB (Full-Range) + Digital (Sub)
- Amplifier Type: Stereo Full-Range + Subwoofer
- Number of Channels: 5
- Minimum Impedance: 2 Ohms Stereo / 4 Ohms Bridged + 1 Ohm (Sub)
- Cooling Fan: Yes
- LED Indicators: Power / Protection / Clip
- Protection Features: Thermal, Over-Load, DC Output, Short Circuit, Voltage Input, Clipping
- Power Input Terminal Size: 0 AWG
- Recommended Fuse Size: 300A (Not Included)
- Metal Adjustment Knobs with Click Position: Yes
- Front Acrylic Window & Digital RGB Lighting: Yes
- IR Remote Control for LED Patterns and Colors: Yes
Measurements
- Overall Length: 18.2″ / 462mm
- Overall Width: 9.15″ / 232mm
- Overall Height: 3″ / 76mm
- Heatsink Length: 16.5″ / 420mm
- Gross Single Unit Weight: 13 lbs / 5.89 kg
The SMD-2800.5 is a powerhouse amplifier offering versatility, performance, and reliability for both full-range speakers and subwoofers. Whether youre looking for crystal-clear highs or earth-shaking bass, this amplifier provides the power and control you need to achieve the perfect sound.

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