Telephone consists of a sampled voice of a telemarketer.
Telephone . A telephone converts sound , typically and most efficiently the human voice , into electronic signals suitable for transmission via cables or other transmission media over long distances , and replays such signals simultaneously in audible form to its user . `` Telephone '' is a song recorded by American singer Lady Gaga for her third EP , The Fame Monster ( 2009 ) . Musically , `` Telephone '' consists of an expanded bridge , verse-rap and a sampled voice of an operator announcing that the phone line is unreachable .