Simultaneous translation equipment is the system used in much of the world, in which oral communication is facilitated in people with different languages.
Used with receptors and headsets that people are placed by adjusting the audio level and in some cases by selecting the channel corresponding to the language most understand. These receptors usually signal as a wireless radio frequency or infrared transmitter connected to the microphone used by the interpreter or translator.
This system allows simultaneous translation of his presentation the speaker in one language and the audience hear it in another language immediately.
It is used by people listening to a speaker who speaks a different language
they understand.