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HiFiMAN HE-400s
Impedance 22 Ω
Efficiency 98.0 dB SPL/mW
Frequency Response 20 - 35,000 Hz
Transducer Type Planar magnetic
Operating Principle Open
Ear Coupling Over-ear
Weight 350 g
Target SPL Requirements
Target Power Voltage
90.0 dB 0.16 mW 0.06 Vrms
92.5 dB 0.28 mW 0.08 Vrms
95.0 dB 0.5 mW 0.11 Vrms
97.5 dB 0.89 mW 0.14 Vrms
100.0 dB 1.6 mW 0.19 Vrms
102.5 dB 2.8 mW 0.25 Vrms
105.0 dB 5.0 mW 0.33 Vrms
107.5 dB 8.9 mW 0.44 Vrms
110.0 dB 15.8 mW 0.59 Vrms
Price History
Current $210.00
Highest $299.00
Lowest $210.00
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