Memphis Audio MJP800.4 MOJO Pro – Loud, Clean Power for Serious Mids & Highs

The Memphis Audio MJP800.4 MOJO Pro is a competition-grade 4-channel full-range amplifier engineered for customers who want loud, crystal-clear mids and highs with real RMS power. Delivering 125 Watts RMS x4 at 4 Ohms, 200 Watts RMS x4 at 2 Ohms, or 400 Watts x2 bridged at 4 Ohms, the MJP800.4 is designed to power pro audio door speakers, mids, tweeters, motorcycles, truck audio systems, and loud daily builds that demand serious volume and clean output. Featuring a compact Class D design, bridgeable channels, advanced tuning controls, and MOJO Pro styling, this amp is built for Silverados, Sierras, Ram trucks, demo vehicles, and competition-style audio systems.

Whether you’re powering PRV Audio mids, DS18 speakers, Memphis MOJO Pro drivers, Sundown NeoPro mids, or Deaf Bonce speakers, the MJP800.4 delivers strong, clean power that stays loud without distortion.

Why Choose the Memphis Audio MJP800.4?

Most 4-channel amplifiers struggle when pushed hard in loud systems.

The Memphis MJP800.4 MOJO Pro is built for real-world high-output systems.

You get:

✔ 800 Watts RMS Total Power
✔ 125W x4 @ 4Ω RMS
✔ 200W x4 @ 2Ω RMS
✔ 400W x2 Bridged @ 4Ω
✔ Compact full-range Class D efficiency
✔ Loud, clean mids and highs
✔ Built for pro audio speaker systems
✔ Heavy-duty aluminum heatsink cooling

Perfect for customers building:

• Loud door speaker systems
• Silverado & Sierra door builds
• Ram truck audio systems
• Motorcycle bag speaker systems
• Custom pro audio doors
• Daily demo builds

Key Features

800 Watts RMS Total Power

Produces:

• 125W RMS x4 @ 4Ω
• 200W RMS x4 @ 2Ω
• 400W RMS x2 bridged @ 4Ω

Giving you clean power for loud mids and tweeters.

Full Range Class D Efficiency

Efficient Class D design runs cooler and allows strong performance in compact installations.

Bridgeable Channels

Bridge channels for more power to larger speakers or horn drivers when needed. 400W x2 bridged @ 4Ω.

Advanced Tuning Controls

Includes:

✔ Variable high-pass crossover
✔ Variable low-pass crossover
✔ 12dB/Octave Butterworth crossovers
✔ High and low-level inputs

for precise tuning and better sound quality.

Compact MOJO Pro Chassis

Extruded aluminum heatsink design helps dissipate heat while fitting in tighter installs.

Perfect For

The Memphis Audio MJP800.4 is ideal for:

• Loud mids & highs systems
• Silverado & Sierra door builds
• Ram truck audio builds
• Motorcycle audio systems
• Pro audio speaker systems
• SPL & demo vehicles
• Daily loud systems

Works great with:

🎵 Hip-Hop
🎵 Rap
🎵 EDM
🎵 Loud Vocals
🎵 Demo Builds
🎵 Hair Trick Systems

Recommended Pairings

The MJP800.4 works great with:

• Memphis MOJO Pro mids & tweeters
• PRV Audio speakers
• DS18 Pro Audio speakers
• Sundown NeoPro mids
• Deaf Bonce Apocalypse speakers
• Custom door panel systems

For best performance:
✔ Use 4 Gauge OFC wiring minimum
✔ Pair with a DSP for clean tuning
✔ Use proper speaker crossovers

Key Specifications

Brand: Memphis Audio
Model: MJP800.4
Series: MOJO Pro
Amplifier Type: 4-Channel Full Range Class D Amplifier
RMS Power @ 4Ω: 125W × 4
RMS Power @ 2Ω: 200W × 4
Bridged Power @ 4Ω: 400W × 2
Frequency Response: 10Hz – 25kHz
THD: Less than 1%
Input Range: 400mV – 7.5V Low / 3V – 20V High
Crossovers: 12dB/Octave Butterworth
Bridgeable: Yes
Dimensions: 8.7" × 7.5" × 2"

Why Buy From East Car Audio?

At East Car Audio, we specialize in real-world loud car audio systems. We understand what works because we build loud truck systems, demo vehicles, and daily drivers every day.

When you buy from us, you get:

✔ Genuine Memphis Audio products
✔ Fast shipping
✔ Real installer knowledge
✔ Expert audio system support

Frequently Asked Questions (FAQ)

How many watts does the Memphis MJP800.4 put out?

The MJP800.4 produces 125W x4 @ 4Ω, 200W x4 @ 2Ω, and 400W x2 bridged @ 4Ω.

Is the MJP800.4 good for mids and highs?

Yes. It is designed specifically for door speakers, pro audio mids, tweeters, and loud vocal systems.

Can I bridge the Memphis MJP800.4?

Yes. You can bridge it to 400W x2 @ 4Ω for larger speakers.

What speakers work best with the MJP800.4?

It pairs perfectly with PRV, DS18, Sundown NeoPro, Deaf Bonce, and Memphis MOJO Pro speakers.

Is the MJP800.4 Class D?

Yes. It uses a high-efficiency Class D design for strong power and reduced heat.

What wiring kit should I use?

A quality 4-Gauge OFC wiring kit minimum is recommended for best performance.