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receiver ERV31110(SD31) - ESUNTECH

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31mmx11mm SD31 receiver 3110 150 ohm 60 70 ohm 300OHM for household electrical appliances,computer,toy,telephone,cell phone,earphone,headset headphone,medical,meter and instrument - Changzhou Esuntech Co Ltd.        

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MODEL NO ERV31110
Diameter Φ31*11mm
RATED POWER 10mW.
MAX POWER 30mW.
Input voltage 60mV (Sine wave) measured with IEC318 coupler
Impedance 150±20% Ω(@ 1KHz 1V)
SOUND PRESSURE LEVEL 93±2dB SPL @1KHz (0dB SPL=20μPa)
THD less than 5% at 200Hz-3400Hz

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