Manufacturer: Murata Electronics North Ameri  •  RoHS/pb-free: RoHS   Pb-free  •  Series: PKM  •  Frequency: 2.5kHz  •  Voltage - Rated: 12VDC  •  Current Rating: 20mA  •  Type: Piezo Transducer, Self Drive (External Drive with Feedback)  •  Size / Dimension: Rectangular - 30.5mm L x 7.7mm W x 33.25mm H  •  Mounting Type: Through Hole  •  Sound Pressure Level: 75dB  •  Voltage Range: 3 ~ 20VDC  •  Termination: Solder Pins/Posts  •  Other PartNo: 490-4704