The Emergency Calling Box (ECB) is a public usage box at time of emergency to contact the nearby hospital, police station, fire station etc. This box automatically dials the emergency numbers stored on the press of a button. The ECB can be used at toll gates, at the National highways,offices. The ECB has a dual Sim facility and supports the feature of switching from one Sim to another in case of low balance or incase the numbers dialed by one Sim have not been answered by anyone. This device can also be powered by a battery in case of power failure.