sentences:  For subsequent recording devices, Tiger transitioned to digital technology, using solid-state storage and adding sound effects, beginning with Talkboy/Talkgirl F/X+ pens in 1995, which sold more than a million units in 45 days.The original Talkboy model was a cassette player and recorder that was conceived as a prop for the 1992 film "".In the film, the main character Kevin McCallister (played by Macaulay Culkin) uses the Talkboy to outsmart adults, successfully making a reservation at the Plaza Hotel by slowing his voice down with the toy's variable-speed voice changer and later recording incriminating statements by the burglars Marv and Harry.