TN754B
Description
8 asynchronous Digital Communications Protocol (DCP) ports for use with 4-wire terminals such as the 7400 and 8400 series digital voice terminals, attendant consoles, or data modules. Supports voice terminals in the same building as your Definity System and System 75 or out of the building. Supports 3400 feet for phantom-powered sets and 5000 feet for locally powered 7400 and 8400 sets.
