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Audiobot Notes
Peak SPL

124.3 dB

Damping factor 2.5

Headphones with higher impedances may be a better fit for this amp

Beyerdynamic DT 1770 PRO
Beyerdynamic DT 1770 PRO
Impedance 250 Ω
Efficiency 102.0 dB SPL/mW
Frequency Response 5 - 40,000 Hz
Transducer Type Dynamic
Operating Principle Closed
Ear Coupling Over-ear
Weight 388 g
Price History
Current $499.00
Highest $599.00
Lowest $499.00
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Beyerdynamic A20
Beyerdynamic A20
Output Impedance 100.0 Ω
Power Output 100 mW at 600 Ω
170 mW at 250 Ω
150 mW at 30 Ω
Frequency Range 10 - 100,000 Hz
Portable
Price History
Current $349.99
Highest $749.00
Lowest $349.99
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