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Audiobot Notes
Peak SPL

122.6 dB

This was approximated from the source output at 32 Ω

Damping factor 5.0

Headphones with higher impedances may be a better fit for this amp

Sennheiser HD 559
Sennheiser HD 559
Impedance 50 Ω
Efficiency 95.0 dB SPL/mW
Frequency Response 14 - 26,000 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling Over-ear
Price History
Current $98.90
Highest $165.57
Lowest $98.90
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Sennheiser HD 518
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FiiO E09K
FiiO E09K
Output Impedance 10.0 Ω
Power Output 80 mW at 600 Ω
150 mW at 300 Ω
900 mW at 32 Ω
1,000 mW at 16 Ω
Frequency Range 20 - 20,000 Hz
Portable
Price History
Current $103.00
Highest $377.20
Lowest $103.00
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