PLUSSOUND, established in April 2012, is a Los Angeles-based audio manufacturer specializing in high-quality, customizable audio products. They began by offering the world's first fully customizable audio cables for earphones and headphones, allowing customers to select materials, connectors, and designs tailored to their preferences. Over the years, PLUSSOUND has expanded its product line to include in-ear monitors, amplifiers, and Bluetooth technology, all hand-assembled in the USA. Their mission is to provide excellent products with unrivaled customer and after-sale services, embracing feedback to further develop their offerings. PLUSSOUND is known for its innovative approach to audio performance and build quality, continually researching and developing new technologies to enhance the listening experience. Their commitment to quality and customization has made them a respected name in the audio industry.