ringback tones

Frequently asked questions about Ringback Tones. ... Ringback Tones Choose a song your friends hear when they call you. � Ringback Tones Overview � � Launch ... Find out who offers ringback tones and who is planning to do so. A Ring-back Tone (RBT), or Audible Ringing Tone or Ring-back Signal, is the audible ringing that is heard on the telephone line by the calling party after ... May 8, 2008 ... They've launched 'TonlaKazan' (which means 'Tone and Win') using ringback tones (those are the ringtones that you hear when you call someone ...