TrueVison LED TV's are built with cornea technology to ensure a relaxed movie experience with minimal strain caused to the eye. Cornea technology acts as a catalyst in controlling the radiation from the screen, It's main function is to balance the emitted light from the television & synchronize the colours of the picture.Clear Voice-2 Technology dramatically enhances and amplifies the frequency range of the human voice by increasing the dialog range up to six positions to help keep dialogue audible when background noise swells