5-zone amplifier with an output of 5 x 50 W. The AMP 550 is versatile, e.g. in restaurants, wellness areas, residential buildings, etc. It is suitable for connecting both 100 V and 8 Ohm speakers. The AMP 550 offers the option of selecting one of 7 sound sources per zone: Microphone 1, Microphone 2/Aux 1, Aux 2-Aux 6. This means that one of the 7 sound sources can be heard in each zone independently of the other zones. It is also possible to set whether or not Microphone 1 should have priority for each zone.