The image is a photograph of a sign on the side of a train. The sign is in Spanish and reads "Estación con cobertura móvil" which translates to "Station mobile coverage" in English. Below the text, there is an illustration of a mobile phone with a wireless signal coming out of it. The background of the sign is black, and the text is written in white. The train appears to be in a subway station, as there is a green train visible in the background.