Yu (Essar) Kenya, a leading mobile service provider, offers an exclusive Ring Back Tone (RBT) service to its subscribers, enabling them to personalize their calling experience. With the Yu Dunda Ring Back Tone service, users can replace the standard ringing tone heard by their callers with their preferred choice of music or sound.


This innovative feature allows subscribers to assign different ring back tones to specific callers based on their characteristics, preferences, and dislikes. It provides a unique opportunity to customize the calling experience and ensure a pleasant and personalized interaction for both parties. It is essential to be mindful of the sensitivities surrounding religion and avoid conflicting ring back tones that may offend callers with different religious beliefs.


To set up a Yu Dunda caller ring back tone, you have two convenient options:


Option 1: Text Message


Compose a text message in the following format: 
  1. CT[SPACE]songcode. For example, CT 80003.
  2. Send the text message to 850.
  3. Upon sending the message, you will be automatically registered for the Yu Dunda caller ring back tone service.
  4. The registration fee for this service is a nominal amount of Kshs.10.
  5. Each ring back tone download costs Kshs.15.
  6. You can download multiple tones and have them played randomly for your callers.
Option 2: Interactive Voice Response

  1. Dial 850 to access the Yu Dunda caller ring back tone service through interactive voice response.
  2. The registration fee for this service is a nominal amount of Kshs.10.
  3. Each ring back tone download costs Kshs.15.
  4. Similar to the text message option, you can download multiple tones and have them played randomly for your callers.
Alternatively, you can use the USSD code *850# on your mobile handset to access the Yu Dunda caller ring back tone service conveniently.

Take advantage of this exciting feature provided by Yu (Essar) Kenya and add a personal touch to your callers' experience. Enjoy the freedom to choose your favorite tunes and enhance your mobile communication in a unique and customized way.