Microphone desk to send live or pre-recorded announcements over the Ethernet network, control and supervision of PA system and parameter configuration. With firemen’s pannel functions built-in according to EN54. Paging to areas / groups. Activation of of generic prerecorded messages, warning and evacuation messages (EN 54-16). Live messages, with or without pre-notice tone (gong). Connection of music source for shipping the musical program to the matrix via Ethernet. Displays a list of system alarms. Double Ethernet connection (layer2 and layer3) for installations with redundant network.