Detachable 3.5 mm coiled cable for Shure SRH440A and SRH840A Headphones. Connects to headphone via a detachable 2.5 mm locking bayonet that is compatible with Shure SRH440A and SRH840A Headphones. Measures 1.5 m - 5.75 m (when stretched) and includes a two-year warranty. Not compatible with other SRH Headphone models.