Manufacturer: Mallory Sonalert Products Inc  •  RoHS/pb-free: RoHS   Pb-free  •  Series: Sonalert®  •  Frequency: 4kHz  •  Voltage - Rated: 5Vp-p  •  Current Rating: 50mA  •  Type: Piezo Transducer, External Drive  •  Size / Dimension: Circular - 17.5mm Dia x 5mm H  •  Mounting Type: Surface Mount  •  Sound Pressure Level: 80dB  •  Capacitance @ Frequency: 10000pF  •  Voltage Range: 3 ~ 15Vp-p  •  Termination: Solder Pads  •  Other PartNo: 458-1051