Although responses varied, many users remarked that the full mix in the headsets produced an echo effect that was disturbing. Headsets will vary from theater to theater. Theater staff should provide you with written or oral instructions when they give you the headset. Adjust the volume control to a level that is comfortable for you. With standard headsets, you may also want to experiment with wearing the headset so that it is over one ear only.
Costs vary from theater to theater depending on factors like theater size and existing equipment.
The system that provides DVS Theatrical will be on a different frequency than the assistive listening system. If properly installed, one will not interfere with the other. Theaters can contact WGBH for general information about MoPix, the Rear Window Captioning System and DVS Theatrical. Once a movie has been captioned and described, conventional theaters can obtain the captions and descriptions on CDs along with the DTS CDs that contain the digital audio for the film. For specialty theaters, Captions are provided on a floppy disk and the descriptions are provided in the audio format appropriate for the theater.