【Great Extender】Our high-quality phone line extension, allows for placement of your telephone up to 30 ft from the telephone wall jack | 【High Quality】The thicker copper core is much better than ordinary copper steel or thin copper telephone cable, and the plug is thicker with gold plate than ordinary plugs on the market | 【Scope of application】Standard RJ11 6P4C phone connectors at both ends, simply plug and play for fax lines, modems, cordless phones, or standard phones | 【Please attention】For your safety, please do not use wet hands when using electric parts and appliances | 【Package Includes】2pcs telephone extension cable 30 FT with standard RJ-11 6P4C plugs at both ends, and 50pcs cable clips