DD Hifi is a brand which focuses on designing and making accessory products to the audiophiles,  they are dedicated in making countless adapters, storage and related products. The design principle of DD is to use concise and brief design language to make user-friendly accessory products, abandon any decorative design that is irrelevant to practical usage and pay more attention to product material and craftsmanship details with cost control. Their products are a beauty in the art of audiophile-grade products—brief but not simple, modest but still luxury.