Nakamichi HQ Premium Hi-End 100 percent OFC Copper 24k Gold 2 pieces (1 pair) - 1 pc. red and 1 pc. black marker. The plug is ideal in combination with a cable with a cross-section of up to 2.5 mm2. If you have a larger (up to 6 mm2) then just mount without a housing! The fork plug design is designed to provide the highest quality and best audio sound. The connector is made of oxygen-free OFC copper, which has been gold plated with 24 carat gold! The forks were created to work with Hi-End equipment, where the largest contact area on the amplifier or speaker amplituner path counts, while maintaining the highest quality of sound transmission. Spring design: Variable diameter wire coiled screw spring You pay za quality - precision cast plugs made of the highest quality materials with the best conductivity parameters, not cheap replacements. Specification: HQ Premium Hi-End series - highest quality of workmanship, body material: OFC oxygen-free copper alloy - the best transmission and signal quality, 24k gold plated connector, which provides protection against oxidation and eliminates losses arising on the connection, max. cross-section of the cable: 6 mm2 - without aluminum housing,2.5 mm2 - with aluminum housing, so you can fit almost any cable,spade design for a perfect fit under a standard socket with a diameter of up to 8mm,at the same time providing the largest contact area among the available plugs,reinforced aluminum housing with a rough surface for easy grip of the plug,installation of the cable with two screws without soldering. Why Nakamichi HQ Premium The answer is simple! Nakamichi HQ Premium plugs are the highest quality speaker plugs, created for the most demanding users. The Nakamichi HQ Premium series is characterized by extraordinary precision and the highest quality of materials used. The plugs are designed to be mounted on a speaker cable used to connect the speakers to audio equipment. Each is covered with 24-carat gold, which improves the quality of the transmitted signal and protects against oxidation, guaranteeing long-term trouble-free operation. The gold-plated screw allows for secure installation of cables with a cross-section of up to 6 mm2. Each plug has a body made of OFC copper alloy. Very solid and precisely made connector construction guarantees secure fastening. The highest quality and best audio sound Nakamichi HQ Premium plugs have been coated with 24 carat gold to compensate for losses arising on the connection and provide protection against oxidation. For the sake of signal purity, the manufacturer took care of selecting the best materials and precise casting of plugs, which directly affects the quality of the sound played. The Nakamichi HQ Premium series of plugs was created to maximize the contact area of the connector with the speaker and amplifier sockets. The plug is designed to fit into any socket with even force. The Nakamichi HQ Premium plug is made of solid metal, which makes the plug resistant to mechanical damage, and looks extremely elegant and stylish. And finally, a little history! Nakamichi is a Japanese consumer electronics and audio equipment brand that was founded in Japan in 1948 roku. It is a subsidiary of the Chinese organization Nimble Holdings. Nakamichi gained fame in the early 70s. Twentieth century thanks to its innovation and high quality cassette tapes. Nakamichi has been manufacturing electronic devices since its inception, but has only been selling them under its own name since 1972 roku. This brand is credited with creating the world’s first three-head cassette tape recorder. Since 1999, roku its gama of products includes designer audio systems for home theater, parts and akcesoria for them, speakers, headphones, mini towers hi-fi, soundbars, car audio systems, as well as video products. The goal of the Nakamichi brand from the very beginning is primarily the highest quality, and the motto - to redefine the excellence of sound.