One Amp to Rule Them All – Memphis Audio PRX800.5V2 5-Channel Power Reference Series Amplifier

Introduction

The Memphis Audio PRX800.5V2 is the ultimate all-in-one 5-channel amplifier, purpose-built to power your entire sound system from a single, compact chassis. Whether you're running a full set of mids and highs with a dedicated subwoofer or upgrading a factory system, this Class D powerhouse delivers clean, efficient sound with reliable daily performance. With plenty of tuning options, excellent output, and Memphis Audio’s trusted engineering, the PRX800.5V2 is your one-stop solution for big, balanced sound in any vehicle.

Full-System Power in One Chassis

The PRX800.5V2 provides 75W x 4 to your mids and highs, and up to 400W x 1 to your subwoofer at 2 ohms — making it a perfect fit for complete aftermarket systems. It eliminates the need for multiple amps, streamlining your build and saving valuable install space. You’ll enjoy crisp highs, punchy mids, and deep, controlled bass — all with the consistency and control of a Memphis-designed amplifier.

Key Features

• RMS Power Output:

  • 75W x 4 @ 4 ohms + 200W x 1 @ 4 ohms

  • 100W x 4 @ 2 ohms + 400W x 1 @ 2 ohms

• 5-Channel Full System Power – Drive four speakers and a sub from a single amp.

• Class D Design – Efficient and compact with high fidelity output.

• Variable High-Pass Filters (Front/Rear): 40–400 Hz

• Variable Low-Pass Filter (Subwoofer): 40–250 Hz

• Subsonic Filter: 10–50 Hz

• Bass Boost: 0–12 dB @ 45 Hz

• Signal-to-Noise Ratio: >85 dB

• Input Sensitivity: 200mV – 6V

• Remote Bass Knob: Included

• LED Accents: Blue top panel and underglow

• Dimensions (L x W x H): 14.5" x 7.5" x 2.1"

• Protection: Overload, short, thermal

• Warranty: 1 Year

Why Choose the Memphis Audio PRX800.5V2?

When you want maximum performance with minimal clutter, the PRX800.5V2 is the perfect solution. It’s ideal for vehicles with limited space, for entry-level to mid-tier systems, and for anyone who wants to power a full setup without dealing with multiple amplifiers. Whether you're after clean, daily-driver sound or want to add power to a factory system, this amp delivers serious results with trusted Memphis Audio quality.

What’s in the Box?

• 1 x Memphis Audio PRX800.5V2 5-Channel Amplifier

• 1 x Remote Bass Knob with Cable

• Mounting Hardware Kit

• User Manual

• Memphis Audio Decal