German Maestro GMP 400


German Maestro GMP400 headphones. These cans are German Maestro’s flagship, the maximum sound representation of this brand. With an open design, like the rest of their headphones, has been developed as a tool to mix in studio and as well as an audiophile entertainment.

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*Opciones de financiación al finalizar la compra


The German Maestro GMP 400 headphone represents the top range in headphone technology: Uncompromising sound reproduction with crystal clear trebles, rich details in the mid-range and precise dynamic response in the bass reproduction.


The technical features are also very impressive: Sandwich-diaphragm, copper plated aluminium voice coils, ear cups with cardamatic suspension, ear pads made of a top-quality soft velvet and a gold plated Multi-Jack-plug. Many recording engineers’ favourite headphone!




  • Ear Pads: Velvet, circumaural 
  • Average pressure on the ear: ~3 N 
  • Weight w/o cable: 240 g 
  • Connector: Stereo-Multi-Jack 3,5 / 6,3 mm 
  • Roundcable with helix-section 3 m.

Additional information

Weight 0,55 kg


Acoustical Principle: Open

Frequency Response: 14 – 24.100 Hz

Nominal Impedance: 300 Ohm


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