PTP.23030.BF   Capacity (at 120 Hz):  14.000+/-30 % pF Operating voltage:  1,0 to 30,0 Volt Resonant frequency: 4000+/-500 Hz Case material: MPPO Terminal material: PBT Rated current: Less than 1 mA Operating temperature: -20°C to +70°C Storage temperature: -30°C to +80°C Dimensions: Diameter 22 mm, H 10,8 mm Sound pressure level (SPL): More than 85 dB/10 cm         Download datasheet