UNIVERSAL USE – Keple connection high speed flat plug works perfectly with home & commercial phone systems, switchboards. FLAT & FLEXIBLE – RJ-12 to RJ-12 lead is flat and flexible for ease of use and avoids the hassle of entanglement but remains strong to provide superior performance for white RJ12 cable. QUALITY ASSURANCE – Modem data cord is approved by RoHS certificate. This Keple high speed telephones cable provides protection from bending and interference that can reduce the signal quality. EXTRA DURABLE – 6P6C cable has fully molded strain relief and better shielding than most of other RJ 12 extension cables. This RJ 12 to RJ 12 telephone extension cable molded connections improves durability and strength reducing the risk of cable and connector separation. CONNECTORS TYPE - 6P6C RJ12 Male to 6P6C RJ12 Male ; Length: 6.6 feet. RJ 12 to R J12 is same as RJ11 to RJ11, but with 6 wire.