ST4.1000DB Amplifier

Stealth Series 4Ch BT-Amp
Max Power 1,000 Watts
RMS Power 4Ω 90W x 4
RMS Power 2Ω1 25W x 4
Amplifier Size3″W x 1.50″H x 7.75″L
Bluetooth A2DPBuilt-In (Music Streaming)


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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 install make Stealth amplifiers great for any car, motorcycle, boat, or off-road vehicle…

Install Anywhere Attitude: Classic/Show Cars, Off-Road Vehicles, Boat/Marine Audio, Motorcycle Audio

Have a Classic car, Golf cart, Side x Side where it’s challenging to add a Headunit? That’s where the Soundstream ST4.1000DB Bluetooth Amplifier shines! This Amplifier includes built-in Bluetooth to stream music from any Smartphone App to the Vehicle’s speakers. Your Smartphone can link via Bluetooth and control your music right down to Volume and Equalization. Complimented with every possible preamp adjustment, the iON series leaves nothing to be desired.

The ST4.1000DB also comes with a pass-through cable to connect additional amplifiers to create a daisy chain configuration.


Stealth Amplifier Features:

High-Efficiency Class D Full-Range Amplifiers

Hybrid Aluminum Alloy Heatsink for Optimum Dissipation

Built-in Bluetooth for Wireless Smartphone Music Playback

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

Pass-Thru Output for Daisy Chain Configuration

Variable High Pass, Low Pass, & Subsonic Crossovers

Amplifier Dimensions 3″W x 1.5″H x 7.75″L


Stealth ST4.1000DB Manual [PDF]


⚠️ Remote Wire Note:

For remote turn-on wiring, use the orange wire provided on the 6pin harness for the amplifier.