90±3dB SPL @1000,1200,1500，2000Hz AVE (0dB SPL=20μPa)
Measuring
condition: 0.1W (Sine wave) 0.05m measured
2、 IMPEDANCE（阻抗）:
8±15% Ω(@ 1KHz 1V)
3、 RATED POWER（额定功率）:2.0W.
MAX POWER（最大功率）: 2.5 W
4、 RESONANCE FREQUENCY （谐振频率）(F0): 900±20%Hz @ 1V. (Without
Baffler)
5、 BUZZ, RATTLE, etc（频率响应）: Should not be audile at 4.0V sine wave from F0 to 20
kHz
6、OPERATING TEMPERATURE
RANGE（工作温度）: -20℃ ~ +60℃
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