A shop in the city is called "teléfono móbilR". The word in Spanish would be "móvil", not "móbil" (the capital R is a telephone provider company), but that particular shop may be using a name with a typo on purpose to differentiate from others; that's not uncommon in Spain.
Emilio calls his roommate Manuel several times, even if his name is Miguel. That is Emilio's memory failing for reasons that are revealed later in the film.