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