DC Buzzer Siren 3.4kHz Piezo 5 ~ 16V 82dB @ 5V, 30cm
压电 指示灯，内部驱动 3 ~ 12mA 3.4kHz 82dB @ 5V，30cm 通孔 PC 引脚
得捷: BUZZER PIEZO 23MM TH
贸泽: Audio Indicators & Alerts SIREN, 5-16VDC LOUD, 23X10MM, PINS
Mallory
Riedon