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Focal  Sphear
Impedance 16 Ω
Efficiency 103.0 dB SPL/mW
Frequency Response 20 - 20,000 Hz
Transducer Type Dynamic
Operating Principle Closed
Ear Coupling In-ear
Weight 15 g
Target SPL Requirements
Target Power Voltage
90.0 dB 0.05 mW 0.03 Vrms
92.5 dB 0.09 mW 0.04 Vrms
95.0 dB 0.16 mW 0.05 Vrms
97.5 dB 0.28 mW 0.07 Vrms
100.0 dB 0.5 mW 0.09 Vrms
102.5 dB 0.89 mW 0.12 Vrms
105.0 dB 1.6 mW 0.16 Vrms
107.5 dB 2.8 mW 0.21 Vrms
110.0 dB 5.0 mW 0.28 Vrms
Price History
Current $70.69
Highest $143.90
Lowest $70.69
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Popular amps for Focal Sphear

Model Peak SPL Portable Price
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