The EDM audio cable with a cross-section of 4 x 2.5 mm and a length of 20 meters provides reliable signal transmission for various audio applications. This black electrical cable features four conductors, each with a cross-sectional area of 2.5 mm², and is designed for both professional and private audio installations. With a total length of 20 meters, this cable allows for flexible setup and installation options for sound systems, home theaters, studio equipment, and computer audio connections. The cable construction ensures stable audio signal transmission with minimal interference and is suitable for connecting amplifiers, speakers, receivers, and other audio components. The 4 x 2.5 mm configuration supports balanced audio connections when needed, while the substantial conductor size maintains signal integrity over the entire 20 meters. This electrical cable falls under the category of audio cables and adapters and is designed for both permanent installations and temporary setups. The black color allows for discreet integration into various environments, from professional studios to private entertainment systems. As an electrical installation product, it meets standard requirements for audio cable applications where reliable performance and durability are essential. The unit is delivered as a single cable-ready product that requires no additional accessories for basic connection purposes. This product offers a practical solution for audio professionals and enthusiasts seeking a high-performance cable for medium to long audio signal transmission distances.