Current T-Mobile brand smartphones have a built-in system to make emergency calls and send messages to emergency contacts automatically by pressing the power button a number of times.
It is also possible to fill in a series of medical and contact details of the owner so that they can be consulted by the emergency services or in case of loss by the person who found the T-Mobile brand device.
Find your device among the complete catalog of devices and learn how to configure emergency calls and medical data.