CRBT & RRBT
CRBT
By subscribing to a CRBT feature, a person is represented in a unique way by a favorite tune or text of their own. Known for its high availability,system functions according to the operator's requirements incorporating many carrier grade components.

RRBT
RRBT feature allows mobile and fixed landline users to hear their favorite tunes or text instead of the called party's, while waiting for a phone to be answered. It also gives option to build their favorite tune list to be set up for their dear one's.