
It's not me. It's my new ring TONE.
The Big Bang Theory Season 3, Episode 14

Don't take that sarcastic TONE with him.
The Big Bang Theory Season 8, Episode 1

Record your message after the TONE.
To send a numeric page...
Breaking Bad Season 2, Episode 11

(SHELDON HUMS TONE)
The Big Bang Theory Season 2, Episode 9