Telephone Line Plug to RJ11 Crossover Telephone Cable Extension | Lead Cord for Modem FAX SKY box Virgin Hub | British UK BT Socket 4 Wire | White 

• EXTRA DURABLE – 6P4C cable has fully molded strain relief and better shielding than most of other RJ 11 extension cables. This British Telecome to RJ 11 telephone extension cable molded connections improves durability and strength reducing the risk of cable and connector separation. If you have a 2-pin socket will work fine with a 4-pin cable (two pins will just be unused) but a 4-pin socket will not work with a 2-pin cable.
• QUALITY ASSURANCE – Modem data cord is approved by RoHS certificate. These high-speed telephones cable provides protection from bending and interference that can reduce the signal quality.
• CROSSOVER – The important thing to be aware of with these cables is the difference between straight and crossover – Sky modems generally use crossover cables, but some others require straight ones. When you connect two devices of different types together, you use a straight through cable. When you connect two devices of the same type together, you use a crossover cable.
• WARRANTY and CUSTOMER SERVICE – Our excellent customer service is able to provide you with any required information and to answer all your questions before and after the purchase.