Model no.Yr5025c Oscillation frequency (hz)4000 Operating voltage (vo-p)2.0 ~4.0 Rated voltage (vo-p)3 Current consumption(ma/max.)100 at rated voltage Sound pressure level (db/min.)75 at 10cm at rated voltage Coil resistance (¦¸)12 ¡à 3 Operating temperature (¡æ)-20 ~ +60 Storage temperature (¡æ)-30 ~ +80 Dimension (mm)l 5.2 ¡á w 5.2 ¡á h 2.7 Model no.Yr5025c Oscillation frequency (hz)4000 Operating voltage (vo-p)2.0 ~4.0 Rated voltage (vo-p)3 Current consumption(ma/max.)100 at rated voltage Sound pressure level (db/min.)75 at 10cm at rated voltage Coil resistance (¦¸)12 ¡à 3 Operating temperature (¡æ)-20 ~ +60 Storage temperature (¡æ)-30 ~ +80 Dimension (mm)l 5.2 ¡á w 5.2 ¡á h 2.7