MU 7100 is the main unit of the innovative RCF DXT 7000 system, which has been designed to fulfill all requirements of EN 54-16 and EN 60849 standard. The whole signal path from fireman’s microphone to loudspeaker lines is completely and automatically monitored against faults. All properties and functions of the system are specified with Windows® based DXT 7000 configuration software and are downloaded to ‘master’ unit through its USB port.