516 portable horn siren products are offered for sale by suppliers on Alibaba.com, of which alarm systems accounts for 12%, speaker & horn accounts for 9%.
A wide variety of portable horn siren options are available to you, such as horn, woofer and tweeter.You can also choose from aluminum, iron and abs portable horn siren,as well as from universal, for toyota, and honda portable horn siren,and whether portable horn siren is black, or red.