Sennheiser RS 4200 II

The RS 4200 II is an ultra-lightweight RF wireless stereo stethoset headphone system for enjoying TV sound without disturbing others. The transmitter easily connects to TV sets or hi-fi systems and transmits sound within a range of up to 100 meters. Users can to listen to the news through walls and ceilings, for example while in the kitchen or out in the garden. Operation of the system is easy and straightforward, e.g. the headphones automatically switch on when they are put on. The transmitter features a compression button for further enhancing speech intelligibility.