The black wireless TV headphones CL7370 Opti Duo are specifically designed for televisions and are excellent for hearing-impaired individuals. They are made from plastic material and use lithium-ion batteries as a power source. The wireless operation allows for easy handling, while the headphones have the special feature of amplifying ambient sounds and include an automatic shut-off function. Compatibility with all television sets is facilitated by the optical connection. The package includes two headphones and their base with an optical connection, as well as the necessary cables.