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PRV Audio QS400.4 2 OHM

QS Series 4-Channel 800W Max Power 2 Ohm, Class-D Full Range Car Amplifier

Key Features

QS Series
4-Channel
800W Max Power
Full Range
Car Amplifier

$64.91 USD

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THE DETAILS

Get to know your gear.

Features, specifications, and everything in between.

PRODUCT HIGHLIGHTS

Built for your sound.

Compact High-Fidelity Design: Engineered with a small heatsink for space-saving installation while maintaining clean, accurate audio reproduction.
4-Channel Full-Range Output: Delivers balanced amplification for midbass, mids, and highs with strong clarity and detail.
2-Ohm Stable Performance: Optimized to maintain consistent power delivery under demanding low-impedance loads.
Precision Sound Reproduction: Produces tight midbass impact with crystal-clear high-frequency response for balanced system tuning.
Advanced Thermal Management: Proprietary heat dissipation system ensures stable performance and cool operation during extended use.
High Power Efficiency Output: Designed to deliver strong wattage with minimal distortion for high-performance audio setups.
Wide Application Compatibility: Suitable for component speakers, tweeters, and full-range speaker systems in custom builds.
Clean Signal Amplification: Maintains audio integrity even at high volume levels for distortion-free listening.
Installation-Friendly Size: Ultra-compact chassis allows flexible mounting in tight vehicle spaces.
Professional Build Quality: Engineered for reliability under continuous load in demanding car audio environments.

What's Inside the Box

• QS Series 4-Channel 800W Max Power 2 Ohm, Class-D Full Range Car Amplifier

• Owner's Manual

THE FULL STORY

More about this product.

PRV Audio QS400.4 QS Series 4-Channel 800W Max Power 2 Ohm, Class-D Full Range Car Amplifier

Clean Power That Stays Strong Under Pressure

The PRV Audio QS400.4 2 Ohm Class-D Full Range Amplifier is built for car audio enthusiasts who want serious performance without taking up space. Its compact, high-fidelity design with a small heatsink makes installation easy even in tight builds, while still delivering clean and accurate sound. You get strong 4-channel full-range output that keeps your mids, midbass, and highs balanced with clarity and detail that makes every track feel alive.

Reliable 2-Ohm Power With Efficient Thermal Management

This amplifier is engineered for real-world use, not just specs on paper. With 2-ohm stable performance, it holds consistent power delivery even under demanding loads, making it suitable for setups that push their system hard.

Advanced thermal management keeps everything running cool during long listening sessions, while the high-power-efficiency design ensures you get strong output without wasting energy or adding unwanted distortion. The result is clean and reliable sound that stays solid even when the volume climbs.

Built for Flexible Installations and Full-Range Sound

The QS400.4 is made for builders who want flexibility and professional-level results. Its wide application compatibility works great with component speakers, tweeters, and full-range setups, giving you freedom to design your system your way.

Clean signal amplification keeps your audio pure even at high volume, so your music stays detailed and distortion-free. Add in its ultra-compact chassis and professional-grade build quality, and you get an amplifier that is easy to install, dependable under pressure, and ready to bring your system to life with tight midbass punch and crystal-clear highs.

PRV Audio QS400.4 Key Features

4-Channel
Full-Range Amplifier

800W Max
Maximum Power

2 Ohms
Stable Operation

Class-D
High-Efficiency Design

Ultra-Compact
Space-Saving Chassis

Full Range
Flexible Speaker Applications

Compact Size. Clean 4-Channel Power.

Give your car audio system clean, reliable amplification with the PRV Audio QS400.4. With 4-channel full-range output, 800W maximum power, 2-ohm stability, Class-D efficiency, and an ultra-compact chassis, it delivers the flexibility and performance needed for serious custom installations.

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