Any phone that can be a mobile phone without SIM

This technology can be made through an app called Call. The Central Government of India offers such benefits, For this reason, each telecom service provider will have to launch a separate app.

Activating the app will match the 10 number of a mobile number. After using WiFi, you can call the app on any mobile or landline phone. If the SIM and the app company do not have to change the number. Using the same number, calls can be made from phone and app.

India's central government has cleared the use of Internet telephony technology to address network coverage and call drop problems across the country. Because of this technology, mobile phones cannot be called on a SIM card but can be called on any mobile phone or landline phone.

Such allegations are not new to mobile phone signals. There are still many problems in the country due to mobile signal not being in the customer. And the call drop is a casual event. The Telecom Regulatory Authority of India has advised the Indian Central Government to use the telecommunication option. The advice was to give clearance to internet telephony. The proposal has been accepted by the country's Central Inter-Ministerial Telecommunication Commission.