BSNL’s New Technology To Let Customers Make Audio, Video Calls Without SIM Card | Technology News

New Delhi: BSNL has completed the Direct-to-Device (D2D) technology testing, following which consumers can make audio and video calls without a SIM card or conventional network when this technology is implemented. Additionally, it seeks to provide uninterrupted access, even in isolated locations or during network failures. What is D2D service? In collaboration with international satellite […]