Ultra Loud selection of piezoelectric whoops, warbles, sirens, beeps and more offers 1000Hz lower frequency than industry counterparts. Available in variety of voltages and output up to 108dB! Rugged panel mount products are IP68 and NEMA 4X when used with optional gasket. ISO 9001:2000 registered company - all products made in the USA.
展开▼
机译：超级响亮的压电喇叭声，颤音，警笛声，蜂鸣声和更多声音可供选择，其频率比业界同类产品低1000Hz。提供各种电压，输出高达108dB！与可选垫圈一起使用时，坚固的面板安装产品的防护等级为IP68和NEMA 4X。 ISO 9001：2000注册公司-所有产品在美国制造。
展开▼
