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Audiobot Notes
Peak SPL

122.8 dB

Damping factor
Superlux HD-681
Superlux HD-681
Impedance 32 Ω
Efficiency 98.0 dB SPL/mW
Frequency Response 10 - 30,000 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling Over-ear
Price History
Current $31.54
Highest $44.95
Lowest $31.54
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Grado RA1
Power Output 300 mW at 32 Ω
Frequency Range 20 - 20,000 Hz
Portable
Price History
Current $595.00
Highest $595.00
Lowest
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