.2 balanced/unbalanced microphone inputs with phantom power supply
. Microphone input or microphone stations of the MBT 1000 range
.2 MIC/PH/LINE inputs with specific selector switch 2 auxiliary inputs for sound sources (TAPE/CD)
.Telephone/emergency audio input for priority calls with adjustable threshold and sensitivity
.Front-panel adjustment of the level of each microphone and auxiliary input
.3 output lines for zones
.Output/input for connection to audio processors