关于12v 24v报警喇叭蜂鸣器
79 12v 24v alarm speaker buzzer siren products are offered for sale by suppliers on Alibaba.com, of which speaker & horn accounts for 22%, alarm systems accounts for 12%, and alarms, buzzers, and sirens accounts for 3%.
2v 24v alarm speaker buzzer siren products are most popular in Australia, United States, and Poland.