(2) Beyerdynamic DT108 headsets, (2) Beyerdynamic DT109 headsets, with cables

Single-sided and double-sided intercom headsets for use with Constitution Hall's ClearCom, an intercom system used by personnel involved in the management of events including directors, stage managers and the operators of show-critical equipment including the house lighting, spotlights, video cameras and audio consoles. Outside productions, the designated stage crew, Constitution Hall staff and DAR Congress AV pages all utilize these headsets to communicate clearly while there are high sound levels in the Hall.