HONGCHANG(CHANGZHOU) ELECTRONIC CO.,LTD as a professional 2.5 inch waterproof speaker manufacturer and supplier in China, all the 2.5 inch waterproof speaker have passed the international industry certification standards, and you can be completely assured of quality. If you do not find your own Intent 2.5 inch waterproof speaker in our product list, you can also contact us, we can provide customized services.