Welcome to AIMIJIA-mall! If you have any issue for the product, please feel free to email us. AIMIJIA promise to reply and solve your issue as soon as possible. Thank you for your support and hope you can enjoy the shopping time with good mood! Specification: Made of Pure Copper material, much better than normal Iron or Copper-clad-Steel telephone cord. Structure: Twisted cable with two crystal head and modular plug on both ends. Usage:connect telephone and extention to handsets. Make your phone call and reply more pleasant and convenient. This cable has crystal connectors for clearer communication. Completely strong and durable,easy to install and replace. Color:Black Package Included: 6 6FT Telephone Handset Coiled Cord