10Pcs SFM-20B High Decibel Alarm Buzzers 3~24V Piezoelectric Sound Devices for Educational Circuits and Experiments Continuous Sound Alarm
Xidonasuo
Easy to operate, connection to the rate power supply, buzzer continuously beeps, easy and to use Integrated electronic loudspeaker consists of piezoelectric buzzer chip, impedance matching unit, a resonator, and a housing Widely used as sound devices in electronic product circuits such as computers, printers, copiers, alarms, electronic toy, automotive electronic devices, telephones, timers and more High decibel SFM-20B DC3-24V continuous sound buzzer, 2312 active piezoelectric buzzer Stable structure, ABS, flame-retardant, Manufacturer: Xidonasuo
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