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Audiobot Notes
Peak SPL

123.8 dB

Damping factor 32.0
PSB Speakers M4U 1 Headphone
PSB Speakers M4U 1 Headphone
Impedance 32 Ω
Efficiency 102.0 dB SPL/mW
Frequency Response 20 - 20,000 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling Over-ear
Weight 340 g
Price History
Current $153.93
Highest $284.01
Lowest $153.93
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Output Impedance 1.0 Ω
Power Output 150 mW at 32 Ω
Portable
Price History
Current $355.19
Highest $1,000.00
Lowest $355.19
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