DM4E1S. Slim Card Optical Mux

Adapter cable that allows the output of 1 E1 interface in the DM4E1S or DM991S. It features a male DB25 connector at one end, to be connected to the DB25 of the Telebrás sub-frame. At the other end it has 2 female BNC connectors for connection of 1 E1 interface (75ohms).