Field telephone, also known as a military telephone or a combat telephone, is an essential piece of equipment used for military communication. In the military context, there are a number of synonyms for the term. These include "battle phone," "combat telephone," "war phone," "tactical phone," "army telephone," and "frontline phone." While the basic function of these devices remains the same, these varying terms reflect the different contexts and situations in which military communication may occur. Regardless of the specific term used, field telephones are a key tool for maintaining communication in challenging and dangerous environments, and their use is essential for the success and safety of military operations.