PiezoelectricReceivers

Part Number	Diameter/mm	Height/mm	Impeadance/Ohms	Sound Pressure Level/dB	Input Power/mV	RoHS Compliant	Frame	Terminals
156PZ21100	21.0	2.0	2,500	106	±3	75±30% at 120Hz.	No	ABS	L
77PR23100	22.2	3.4	1,200	110	±3.5	90±30% at 1,000Hz.	No	ABS	L
80PR22100	22.2	3.8	2,500	105	±3	45±30% at 1,000Hz.	No	ABS	P
82PR30100	30.4	5.7	2,500	110	±3	70±30% at 1,000Hz.	No	Aluminum	PD
81PR33100	33.4	4.1	3,000	107	±3	40±30% at 1,000Hz.	No	Aluminum	L