39285 china buzzer products are offered for sale by suppliers on Alibaba.com, of which alarms, buzzers, and sirens accounts for 16%, calling system pagers accounts for 4%.
A wide variety of china buzzer options are available to you, such as plastic, abs.You can also choose from dc, ac china buzzer,As well as from not applicable, magnetic china buzzer, and whether china buzzer is white, black, or green.