Car phones is a term used to describe the mobile phones that were designed to be used in cars. These phones were popular in the 1980s and 1990s, and were often seen as a status symbol. Today, car phones have largely been replaced by mobile phones that are able to be used in cars through Bluetooth or other wireless technologies. Some synonyms for car phones include "mobile phones for cars," "in-car phones," "vehicle phones," and "automobile phones." While these terms are not commonly used today, they provide a historical perspective on the evolution of mobile phone technology.