Key Features - x Metal connectors provide lossless sound quality and resistance against oxidation. - x High-performance conductors ensure reliable performance and reducing signal loss. -x High-quality cable, flexible, durable and tangle-free, extends the service life. -x Compatible with laptops, smartphones, speakers, car stereos and other devices with 3.5mm audio jack. -x Plug and play, 3.5mm male jack plug to 3.5mm male jack plug, no drives needed. -x Metal connectors provide lossless sound quality and resistance against oxidation.