Features: 3.5 mm male to 3.5 mm male thread is made of high-quality materials suitable for long-term wear. Two gold-plated connectors provide optimal signal transmission without any interference. The high-strength PU for jacket provides maximum for protection of the cable while minimizing signal and statics. Flexible coiled wire is easy to store even heavy equipment with any abrupt pull. The core is a 5NLC-OFC copper core, which can improve the resolution of the headset, make the sound field wider, the treble is smooth and round; the dives have a deep depth, and the midrange is thick . 150 core encryption shield winding core. The wire feels soft and not easy to knot. for woburn speakers 3.5 mm audio jack and any other devices such as mobile phones, tablets, MP3, etc. Specifications: The color is White/black (optional) The length can be extended to 5 meters for Woburn speaker 3.5 mm (Including wireless headset)audio jack and any other devices such as mobile phones, tablets, MP3, etc. Package Includes: 1 x AUX cable note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.