Definitions for "Ringback"
Keywords:  audible, recall, tone, hung, alerted
Signal used by the operator at the receiving end of an established connection to recall an operator at originating end. Synonym: Audible Ringing Tone.
Permits the answering point to ring the hung up telephone on a held circuit; this feature is useful when a calling party has failed to provide all necessary information to the answering point before hanging up.
The tone heard by a calling party when, at the called-party's end, the telephone is ringing or the system is otherwise being alerted of the incoming call.
Keywords:  song, caller, picks, noise, mobile
A personalization service for mobile phones. When a caller dials a ringback user, a song replaces the typical ringing noise before the user picks up.