The inside cable is made of the 6N OCC copper Single Crystal Silver Plated wires, each side include 2 strands *(0.08mm*25 cores + 0.08mm*37 cores) 6N OCC copper Single Crystal Silver Plated wires, that Superb Premium Wire, Independent Shield among L, R , Soft enough and comfortable ; the outside cable is made of the Thermostable Braided Tangle-Free cable, which has excellent temperature resistance range: -65℃~300℃ Connector: 3.5mm male and 6.35mm adapter, the connectors shell are made of the walnut wood / Solid Wood - Walnut + Brass Gold Plated Cable Length: 2meters(6.6ft); cable diameter: The diameter of the main body cable is 5mm, and the diameter of the branch cable connected to the earphone is 3.2mm. Package include:1*replacement audio cable + 1*6.35mm adapter This replacement cable is compatible with Audio-Technica ATH-MSR7b, ATH-SR9, ATH-ESW990H, ATH-ES770H, ATH-ADX5000, ATH-AP2000Ti headphones. The 6N OCC copper Single Crystal Silver Plated wires provide clear sound, and a protective layer is added to eliminate noise interference problems, you will enjoy matchless HiFi sound and maintain original sound quality of your headphone, Extension Cords