Conference Systems usually comprise a plurality of delegate units, whereby each delegate unit provides a speaking place for a person attending the Conference. A delegate unit (1) for a Conference System is disclosed with a microphone (4) and a signal means (6, 7, 9) whereby the signal means (9) comprise a possible-to-speak indicator (9) operable to indicate a possible-to-speak Status of the microphone (4), whereby the microphone is ready to be activated by a user of the delegate unit (1), thus indicating the user floor status.