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外观图 Appearance

尺寸图 Dimensional(Tolerance:±0.5mm  Unit:mm)

技术特性 Specifications

MODEL NO PFC-2842MM
DIMENSIONAL ∮28.0×4.9mm
IMPEDANCE  8ohm±15% 1KHz 0.89V 
NOMINAL POWER 0.2W
MAXIMUM POWER 0.3W
RESONANCE FREQUENCY 500±20%Hz
EFFECTIVE FREQ.RANGE Fo-0.2KHz
SOUND PRESSURE LEVEL 　91±3dB
MAGNET SIZE ∮9.5×1.5mm

　

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