SAMBON PRECISION & ELECTRONICS CO.,LTD is a Korea-based original equipment manufacturer (OEM) engaged in the manufacture of sound devices and keypads. Its sound devices include earphone, including ear-canal type and open earphone type, as well as headphone and speakers. Its keypads include rubber type, elastomer film (EF) type, plastic key (PK) type, steel use stainless (SUS) type and ultraviolet (UV) sheet type. Its products are used for cell phones, moving pictures expert group layer 3 (MP3) players, digital multimedia broadcasting (DMB) players and others. The Company distributes its products within domestic market and to overseas markets.