By Diamond Audio

MICRO81U - 1-Channel 600W RMS Class D Sub Amplifier

Regular price $449.99
Regular price Sale price $449.99
Shipping calculated at checkout.
Brand: Diamond Audio
Regular price $449.99
Regular price Sale price $449.99

MICRO81U - 1 Channel Mono Block Digital Amplifier

Diamond Audio continues to push boundaries with the introduction of the MICRO8U series amplifiers for 2018. Building on the success of the popular MICRO series, the big-brother MICRO8U series amplifiers deliver even more power and performance, setting a new standard in audio excellence.

Engineered from the ground up, these amplifiers not only provide increased power but are also conformal-coated for all-weather applications and outdoor environments. This makes them perfect for a wide range of installations, ensuring durability and reliability no matter the conditions.

All MICRO8U models, except for the MICRO85U and MICRO88U, share the same platform and dimensions, making for a sleek and uniform installation. Their subtle yet elegant design, combined with the signature Diamond Audio aesthetics, ensures that these amplifiers not only perform exceptionally but also look stunning in any setup.

Experience the next level of power, performance, and design with the MICRO8U series amplifiers from Diamond Audio. Upgrade your audio system today and enjoy unparalleled sound quality and durability, whether you're indoors or out.


  • 1-CHANNEL 
  • 600W X 1@ 1Ω 
  • 400W X 1 @ 2Ω 
  • 240W X 1 @ 4Ω RMS, 
  • Input Sensitivity: 0.2-10 Volt
  • Crossover Filter : 40-400Hz, 12dB Per Octave Slope
  • Frequency Response: 10-33KHz
  • Selectable REM / VOX / DC Turn On Modes
  • Selectable 2CH / 4CH Input Modes
  • Dimensions: 9.1” x 4.1” x 1.46” / 230.5 x 103 x 37.2 mm
  • Disconnected RCA Input & Speaker Output Harness Kits Included