Set 820 from Sennheiser consists of a TR 820 RF stereo transmitter and an RR 820 RF stereo stethoset receiver. Simply connect the transmitter to the headphone output of a television or stereo system and you're ready to go. The headset receiver has a large, easy-to-use volume control and adjustable earbows.
The system also has a stereo/mono selector switch and switchable compression for speech intelligibility.
Plug and Play Simplicity for Ease of Use
Easy to Use Volume Control and Adjustable Earbows on Receiver
Stereo/Mono Selector
Switchable Compression for Excellent Speech Intelligibility
Automatic On/Off
Automatic Frequency Search Tuning
Quick, Integrated Charging