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• Earphone jack φ3.5mm• Microphone and earphone jack for Chairman Unit; wired collarworn microphone and portable earphone can be connected.• Earphone jack and recording output jack for Delegate Unit. Volume can be adjusted freely.• Built-in clamshell, ultra thin, high fidelity loudspeaker, and the flip angle is adjustable, with feedback eliminator, volume control knob and clear sound.• Volume potentiometer (VOL) to adjust the volume of the loudspeaker.• Microphone switch (TALK).• Microphone Ultra-directional electret MIC.• Ultra-directional microphone with status indicating ring (red), indicating accurately the position of spokesman and number of speaking.The neck of microphones can be freely adjustable on height and angle according to need.• Voting keys for achieving the functions of registering, voting, election, democratic discussion and so on• (PRIO) priority key of chairman unit (Delegate unit without). By pressing this key Chairman unit can turn off delegate unit.• With pressing the speech key, the high speed camera will photograph automatically.• Accessory: collarworn microphone, portable earphone
DMS609A Voting Chairman Unit with Voting function