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Audiobot Notes
Peak SPL

115.9 dB

This was approximated from the source output at 32 Ω

Damping factor
HiFiMAN HE-400
Impedance 45 Ω
Efficiency 92.3 dB SPL/mW
Frequency Response 20 - 35,000 Hz
Transducer Type Planar magnetic
Operating Principle Open
Ear Coupling Over-ear
Weight 440 g
3rd Party Measurements www.innerfidelity.com
Price History
Current $399.00
Highest $399.00
Lowest
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Type Tube
Power Output 256 mW at 150 Ω
320 mW at 32 Ω
Frequency Range 20 - 20,000 Hz
Portable
Price History
Current $168.95
Highest $601.25
Lowest $168.95
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