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Home/Equipment/Amplifiers/B2 Audio/RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination
B2 Audio/Amplifier

RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination

High Power Output: Delivers up to 1800W total (depending on impedance) to drive your audio system to new heights. Class D Efficiency: Ensures powerful performance with minimal heat generation, maximizing efficiency. RGB LED Lights: Customizable LED lighting to enhance the aesthetics of your car audio setup. 4-Channel Configuration: Perfect for powering multiple speakers or subwoofers for a balanced, high-performance sound. Adjustable Bass Boost: Fine-tune your bass to match your preferences with 0-12 dB of bass boost. Signal & Noise Performance: High signal-to-noise ratio ensures clean, clear sound. Durable & Compact Design: Built to last and designed to fit comfortably in tight spaces. Versatile Crossovers: Equipped with low-pass and Hi-Pass crossovers for precise sound control. B2 Audio RIOT 1800W 2-Ohm Class D 4-Channel Amplifier w/ RGB LED Illumination This Listing Includes: (1) B2 Audio RIOT Series 1800 Watt 4-Channel Amplifier with RGB LED Lights The B2 Audio RIOT Series 4-Channel Amplifier is designed for efficiency, versatility, and reliable performance in a compact footprint. Built with high-efficiency Class D circuitry, this amplifier delivers powerful output while keeping heat under control. With flexible crossover options, it provides precise system tuning for mids and highs. The integrated RGB LED lighting adds a visual upgrade with multiple patterns and colors, giving your installation a professional look. For best results, upgrading your stock electrical system is recommended to ensure stable power and consistent amplifier performance. Key Features Powerful multi-channel performance: 4 x 300W RMS at 4 ohms, 4 x 450W RMS at 2 ohms, or 2 x 900W RMS bridged at 4 ohms High-efficiency Class D circuitry for consistent output and reduced heat buildup Full crossover control with adjustable low-pass and high-pass filters (50 Hz to 5 KHz, 12 dB/oct) Integrated RGB LED illumination with multiple sound-activated lighting modes Smart protection system with power, protection, and clip indicators for safe operation Compact design for easier installation, measuring 13.82 x 4.92 x 2.24 inches 1-gauge power terminal with a 150A fuse rating for stable connections Specifications Continuous Output Power (RMS) @ 4 Ohm: 4 x 300W Continuous Output Power (RMS) @ 2 Ohm: 4 x 450W Continuous Output Power (RMS) @ 4 Ohm Bridged: 2 x 900W Circuit Configuration: HI-EF Class D Frequency Response: 10 Hz to 40 KHz (-3 dB) Signal to Noise Ratio: greater than 90 dB Input Sensitivity: 6 V to 0.4 V (RCA) High Level Input: 10 V to 0.8 V Crossover Circuit: 12 dB/oct Low Pass Crossover: 50 Hz to 5 KHz High Pass Crossover: 50 Hz to 5 KHz Power Terminal Gauge: 1 Gauge Operational Voltage: 10 V to 16 V Fuse Rating: 150 A Dimensions: Length: 13.82" Width: 4.92" Height: 2.24"
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Specifications

class
D
channels
4
fuse rating amps
150
Where to Buy
B
B2 Audio USA

Updated 3/24/2026

$329.95Buy Now
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Frequently Asked Questions

What is the B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination?

The B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination is a car audio equipment made by B2 Audio. View full specifications and where to buy on this page.

How much does the B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination cost?

The B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination typically sells for around $330 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination?

You can purchase the B2 Audio RIOT 4-Channel 1.8K 1800W 2-Ohm Class D Full Range Amplifier w/ RGB LED Illumination from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.

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