Soundstream ST4.1000DB 4-channel marine/powersports amplifier

SKU: ST4.1000DB

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 Ds stable performance,  to high power capability, maximum efficiencies, and low tolerance components, rivals traditional full-range applications.


  • 90 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)
  • Built-In Bluetooth
  • Ideal for boats, ATVs, side-by-sides, golf carts, and more
  • Silver chassis with switchable Black or white top plates
  • High-Efficiency Class D Full-Range Amplifiers
  • Hybrid Aluminum Alloy Heatsink for Optimum Dissipation
  • Military Grade SMT PCB Maintains Dynamic Performance 
  • Variable high- and low-pass filters (35-250 Hz, 12 dB/octave)


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