1. piezo vibration transducer make sound drived by external signal 2. Dia 30*10mm with pin terminal 3. have stable quality

Type	Unit	HYR-3010
Rated Voltage(Square Wave)	V	12
Operating Voltage	V	1-30
*Rated Current(MAX)	mA	≤5
*Min Sound Output at 10 cm	dB	≥80
*Resonant Frequency	Hz	2500±500
Operating Temperature	°C	-20~+60
Storage Temperature	°C	-30~+70
Weight	g	3

30*10mm piezoelectric vibration transducer