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Audiobot Notes
Peak SPL

133.8 dB

Damping factor 500.0
Reminder Headphones must be recabled for balanced drive to be compatible with this amp
Sennheiser HD 558
Sennheiser HD 558
Impedance 50 Ω
Efficiency 99.0 dB SPL/mW
Frequency Response 15 - 28,000 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling Over-ear
Weight 270 g
Price History
Current $199.90
Highest $299.00
Lowest $199.90
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Schiit Jotunheim (balanced output)
Type Solid state
Output Impedance 0.1 Ω
Power Output 500 mW at 600 Ω
900 mW at 300 Ω
3,000 mW at 50 Ω
5,000 mW at 32 Ω
7,500 mW at 16 Ω
Frequency Range 2 - 700,000 Hz
Input Balanced Only
Portable
Price History
Current $399.00
Highest $399.00
Lowest
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