SD service allows direct interaction with your target audience and maintains a two-way communication channel. Your customers may request important information like balance queries, transaction and package details, etc.
What is USSD?
Unstructured Supplementary Service Data is a technology standard built into GSM that enables fast and direct messaging between subscribers and service providers. While you might think that most text-based communications are now out of date, statistics still show that USSD is widely used by telecom subscribers for very basic functions.