The Ground Zero Audio Hydrogen line has been revised for the 2nd generation with many improvements focusing on power, and sound quality. The new hydrogen amplifiers feature larger aluminum heatsinks for better heat dissipation, overbuilt power supplies, SMD components, and internal shielding for lower floor noise. The result is amazing performance and detail in your music. 


More Info:

  • Compact sized 4-channel amplifier
  • SMD components
  • Class D technology
  • Variable active crossover and bass boost, phase shift
  • Stabilized power supply
  • Large terminals
  • Solid heatsink with engraved Ground Zero lettering
  • High-level input with auto-on function



Output Power (@ 4Ω)

4x 80Watts RMS

Output Power (@ 2Ω)

4x 130 Watts RMS

max. Output Power (CEA-2006A / 10%THD+N)

640 Watts

Frequency Response

5 Hz – 38 kHz


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Bass Boost / Phasenregelung

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High-Level Input / Auto-on

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Remote Control


Dimensions (b x l x h)

135 x 210 x 52 mm

Ground Zero GZHA MINI FOUR Four Channel