A ringback is a signal that is transmitted to the calling party by the called party's telephone exchange to indicate that the called party's telephone is ringing.
How do you use ringback?
A ringback is a signaling tone that is heard by the calling party when the called party's line is busy. The tone indicates that the called party's line is ringing.
In the United States, the ringback tone consists of a repeated dual-tone multi-frequency signal. The two tones are alternately heard in each ear. The first tone has a frequency of 480 Hz, and the second tone has a frequency of 440 Hz.
The ringback tone is generated by the called party's telephone exchange. When the called party's line is busy, the exchange plays the ringback tone to the calling party.
The ringback tone can be customized by the telephone company. For example, some telephone companies offer a "ringback on hold" service, which plays music to the calling party while they are on hold. How do you put a ringback tone on your phone? To put a ringback tone on your phone, you will need to contact your phone service provider. They will be able to provide you with the necessary equipment and services to do so. What is ringback signal? A ringback signal is an audible signal that is transmitted to the calling party to indicate that the called party's line is ringing. When did ringback tones stop? Ringback tones stopped being used in the United States in 2008 when the major carriers (AT&T, Verizon, Sprint, and T-Mobile) all switched to an all-IP network. This transition was completed by early 2010. Does Iphone have ringback tones? Yes, the iPhone does have ringback tones. You can purchase them from the iTunes store, or from other providers that offer ringback tones.