Basically, it is known that a buzzer is a type of sounding device that can convert an audio signal into a sound signal, and is widely used in electronic toys and game consoles in home appliances and in alarm systems of banks and public security.

Buzzer is mainly used for prompt or alarm, according to the different design and purpose, can issue music sound, whistle sound, buzzer sound, alarm sound, electric ringtones and other various sounds.

The buzzer used in the washing machine buzzed more, prompting the user to operate the process. Buzzer applications in the burning appliances are mostly sirens, the user issued a warning burning appliances in the dry. Buzzer used as a doorbell to send more "ding dong" sound or music sound, suggesting that guests visit. In public security, banks, home warning zone buzzer installed multiple alarm sound, if someone into the alert zone, the sensor control, the buzzer will sound the alarm. In the factory, the school buzzer, send out an electric bell, welcome new and old customers to inquire: 400-8878326