C2G/Cables to Go 09593 RJ11 6P4C Straight Modular Cable, Silver (50 Feet/15.24 Meters) For RS-232 modular adapters for dumb terminal hookups and other serial/parallel extension applications. Connector 1: (1) RJ-11 Male Connector 2: (1) RJ-11 Male Available in lengths up to 50ft Lifetime Warranty Connector 1: RJ11 (6P4C) Straight and Connector 2: RJ11 (6P4C) Straight For RS-232 modular adapters for dumb terminal hookups and other serial/parallel extension applications. Warranty: Lifetime