If you want to use a Wireless Point of Sale (POS) Terminal in India, you need to obtain approval from the Wireless Planning & Coordination (WPC) department. Here are the steps to follow:

Application Submission: The first step is to submit an application for the WPC approval of your Wireless POS Terminal. You need to provide all the necessary details about the device, such as the frequency band, power output, and mode of operation.

Testing: Once you submit the application, the WPC will conduct tests on your Wireless POS Terminal to ensure that it complies with the technical standards and regulations. The testing is usually conducted by an authorized testing agency.

Approval Certificate: If your Wireless POS Terminal passes the required standards and regulations, the WPC will issue an approval certificate.