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Free Shipping 2 St4.1200d Stealth 4channel Class D Motorcycle Car Audio Amplifier Easy Returns [0qjkmnFL]

$53.99 $172.99 -69%

2 Soundstream ST4.1200D Stealth Series 1200W Channel Class D Motorcycle Car Audio Boats, ATVs, Side-by-Sides, Golf carts AmplifierDon’t let these little monsters fool you. The latest and greatest of class D full-range technology allows us to pack 10

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Free Shipping 2 St4.1200d Stealth 4channel Class D Motorcycle Car Audio Amplifier Easy Returns [0qjkmnFL]

2 Soundstream ST4.1200D Stealth Series 1200W Channel Class D Motorcycle Car Audio Boats, ATVs, Side-by-Sides, Golf carts Amplifier

Don’t let these little monsters fool you. The latest and greatest of class D full-range technology allows us to pack 10 pounds of KICK YOUR ASS in less than 2-pound chassis. Once regarded as “dirty power”, class D's stable performance, thanks to high power capability, maximum efficiencies, and low tolerance components, rivals traditional full-range applications. Minimal power requirements, ultra-micro footprint, unbelievable sound quality, and easy installation make Stealth amplifiers great for any car, motorcycle, boat, or off-road vehicle…

Using an Original or Factory Radio? No Problem, this amplifier is equipped with an Automatic Hi-Level Signal Sensing Turn-On. No need to run a remote wire to turn it on, this amplifier will detect the signal and turn it on and off automatically. (Hi-Level Input only)

General Features:

  • Total power output: 1,200watts
  • 2-Ohms: 150 Watts x 4 channels
  • 4-Ohms: 100 Watts x 4 channels
  • 4-Ohms/Bridged: 300 Watts x 2 channels
  • High-Efficiency Class D Full-Range Amplifiers
  • Hybrid Aluminum Alloy Heatsink for Optimum Dissipation
  • 2-ohm Stereo & 4-ohm Bridged Full-Range Operation
  • MOSFET Power Supply w/ Audiophile Grade IRTM Transistors
  • Military Grade SMT PCB Maintains Dynamic Performance
  • Direct Short, Thermal, & Overload Circuits Protect Amplifier
  • 200mV-12V High-Level or Low-Level RCA Input
  • Automatic Turn-On Hi-Level Signal Sensing
  • Quick Disconnect RCA/High-Level Wire Harness
  • Quick Disconnect Power and Speaker Output Harness
  • Variable 12dB High Pass, Low Pass, & Subsonic Crossovers
  • Amplifier Dimensions 3″W x 1.5″H x 7.75″W
  • Weight: 1.90lbs

⚠️Warning:
This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

What Our Customers Say

January 23, 2026

Absolutely no complaints!

A great gadget that is very, very, very, very great.

- Nest M..

January 23, 2026

Absolutely no complaints!

It’s a high-quality tool. I'm exceptionally happy.

- Elfed E..

January 23, 2026

Absolutely no complaints!

This is a nice, and a very, very, very, very useful item.

- Leri X..

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