The American Audio BL-40 closed back headphones feature a 40mm driver unit for tight clean and loud music reproduction. With a 20Hz-22KHz frequency response, you’ll be sure to get the most from your sound source.
Features:
Technical Specifications:
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Driver unit: 40mm
- Impedance: 32 ohm +/- 15%
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Sensitivity: 104 +/- 3dB
- Frequency Response: 20Hz~22KHz
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Weight: 195g +/- 10g