The Ruthless Audio 800.4 Micro is where compact design meets serious power. Delivering a true 800 watts RMS of clean, high-efficiency output, this amp is engineered for enthusiasts who want competition-level sound without giving up valuable space. Perfect for motorcycles, UTVs, or compact car installs, it’s the ultimate blend of stealth and strength.

The 800.4 Micro’s Class-D design keeps things cool and efficient while maintaining razor-sharp clarity and dynamic response. Use it to power a full speaker setup or bridge it into two channels for higher-output applications — this amp is as versatile as it is powerful. Built Ruthless tough with premium components and a durable black chassis, it’s made to deliver clean, controlled sound in any environment.

Key Features:

• 800 watts RMS total power output

• Compact, space-saving design perfect for motorcycles, UTVs, and stealth installs

• Class-D efficiency for powerful output and low heat

• Bridgeable 4-channel configuration for flexible setups

• Ideal for powering high-end components or full-range systems

• High- and Low-Pass filters for fine-tuned sound control

• Rugged black housing built to handle vibration and heat

• Premium internal components for long-term reliability

Technical Specifications:

• RMS Power: 200W x 4 @ 2Ω (14.4V)

• RMS Power: 120W x 4 @ 4Ω (14.4V)

• Frequency Response: 20Hz – 8kHz

• High Pass Filter: 20Hz – 8kHz

• Low Pass Filter: 50Hz – 8kHz

• Signal-to-Noise Ratio: >95dB

• Fuse Rating: 80A

• Operating Voltage: 9V – 16V

• Dimensions: 9.25" L (8.25" heatsink) x 4.7" W x 2.2" H

Compact Muscle. Ruthless Precision.
Whether it’s tucked inside a bike fairing, a UTV dash, or a hidden car install, the Ruthless Audio 800.4 Micro delivers clean power, sharp sound, and all the muscle your build deserves — proof that great things come in small, powerful packages.