Sennheiser SET 830-TV Infrared Stereo TV Listening System Headphones, NOB ————- Contents: Come with full accessories in retail box. New Opened Box Condition. ————- Sennheiser Infrared Stereo TV Listening System. Listen to TV and music without cables and without disturbing others. SET 830-TV. New in opened box. Some components in sealed packaging. Designed and engineered in Germany. Includes power supply adapters for use in EU, UK and USA. * Optimized speech intelligibility due to individual treble emphasis * Perfect fit, rot