Our RJ-ECON DV is an economiser cable that carries two connections over a single port and outputs the same two connections to a different location. This is the perfect solution to adding extra ports to your wall sockets. The DV stands for digital and voice compatibility so it can be used for data and voice applications. Specification Allows two CAT5e connections to share one CAT5e port. 21cm lead. unshielded. For Digital and Voice applications Full copper cable