Manufacturer of waterproof speakers, waterproof system devices, retractables, wireless & bluetooth, active noise canceller, earphones, reverse sound systems, coco acousy. It has passed ISO9001/14001 and QS9000 certified. And it has over 50 global patents and WEEE & RoHS qualified lab.
waterproof speakers, waterproof system devices, retractables, wireless & bluetooth, active noise canceller, earphones, reverse sound systems, coco acousy.