My TV is capable of doing it, but we don't have it on. You can turn it off and on, and we don't have it on. We just decide whether we want to watch something, depending on whether it's too violent or not.
Evidence of meeting #23 for Canadian Heritage in the 39th Parliament, 2nd session. (The original version is on Parliament’s site, as are the minutes.) The winning word was violent.
A recording is available from Parliament.