Telephone Extension Modular Landline Accessory Review

This extension cord can be used from wall phone line to a telephone. Male RJ11 to male RJ11 telephone cables are used for standard RJ11 phones.For use with telephones, fax machines, modems, answering machines, etc.Not work as a Ethernet Cable (Example: internet box to xbox). This landline cord is designed for use with both business and home telephone systems, will work with 1 or 2 line phones. Connect two phone devices together or connect a phone to a wall jack. The 16ft 6P4C telephone cord is not applies to VOIP phone and Cat 5 UTP cable which typically used for Ethernet with a 8P8C (RJ45) plug. This phone cable has standard phone connectors RJ11 on both ends. The telephone wire is good for long-distance communication for your desk phone or office phone .Extended length phone line cord is provided extra length for working in the office or at home. Universally compatible this phone cord extension RJ11 cable with all telephones manufacturers including AT&T, NEC, Rolm, ITT, & Tie.You can use them as replacements for those and Avaya 5420 and 5610SW IP phones.