PRO SIGNAL
蜂鸣器, 电动, 6VDC
蜂鸣器,机电式,12VDC
压电蜂鸣器, SMD
电声转换器, 压电型, 9V, PCB
电声转换器, 压电型, 15V, PCB
压电蜂鸣器, 12VDC, PCB