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Audiobot Notes
Peak SPL

124.6 dB

This was approximated from the source output at 50 Ω

Damping factor 120.0
Sennheiser HD 25-SP II
Sennheiser HD 25-SP II
Impedance 60 Ω
Efficiency 101.8 dB SPL/mW
Frequency Response 30 - 16,000 Hz
Transducer Type Dynamic
Operating Principle Closed
Ear Coupling On-ear
Weight 115 g
Price History
Current $277.59
Highest $277.59
Lowest $165.48
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Status HD One
Schiit Fulla 2
Output Impedance 0.5 Ω
Power Output 40 mW at 300 Ω
230 mW at 50 Ω
360 mW at 32 Ω
550 mW at 16 Ω
Frequency Range 20 - 20,000 Hz
Portable
Price History
Current $99.00
Highest $99.00
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