Nagra is an independent subsidiary of kudelski group, headquartered in Lausanne, Switzerland. Cheseaux is one of the top audio brands in Switzerland with a history of more than 60 years. Starting from the production of high fidelity recording equipment, which is well known for its reliability and durability, Nagra's professional recording equipment is adopted by many film, television and recording companies, which has won the popularity of broadcasting organizations and major recording companies all over the world Room's trust. Nagra engineer team has accumulated rich experience in vacuum tube and analog circuit field for many years, providing strong technical support for Nagra to produce civilian hifi. Since 1997, Nagra has set foot in the field of high-end audio market, making its debut with pl-p preamplifier. Since then, Nagra has become a brand deeply concerned by audio enthusiasts. Relying on the numerous top-level audio equipment produced in the past 20 years, Nagra has successfully created a unique Swiss high-quality image.