The modern smartphone is a marvel of technology, packing huge computing power and a variety of hardware components into a package that fits in the palm of your hand.
Over the passage of time, communication technology has grown by leaps and bounds, and mobile phones today can even work in very remote locations. However, have you ever wondered how your phone can make emergency calls, even if you’re out of network signal?
You may have seen the message, “No network signal. Emergency calls only,” appear on your phone. But how can your phone make emergency calls without a signal? Let’s find out! … READ MORE
