Ferrum Oor Headphone Amps so if they are not

so if they are not listed below

phase Dimensions (W x H x D) 15" x 18" x 12" (38 x 46 x 30 cm) Weight 85 lbs (38 kg) Finish Piano black or piano white

Output impedance: 10 ohms

There is no need for a multi-wire braid that’s easily worn or misshapen

Ferrum Oor Headphone Amps so if they are notThe Ferrum OOR is the headphone amplifier that Ferrum built as their defining statement, a fully balanced, discrete design with a proprietary output stage that keeps transistors permanently active, eliminating the zero crossing distortion that plagues conventional topologies and delivering 8 watts balanced into 60 ohms with vanishingly low noise. Type and Technology Desktop headphone amplifier, fully balanced, solid state. Proprietary discrete power