| abstract |
This invention refers to an infrared light radiation communication equipment. n The equipment comprises a headset (2), which is to be carried on the head of a person (1) and which includes ear protectors (3). At least one of the ear protectors (3) in the headset (2) includes an infrared light radiation receiver (9), a loudspeaker (5), a voice microphone (4), a noise sensing microphone (7), and infrared light radiation emitting transmitters (8). The transmitters in the ear protectors (3) are of the omnidirectional type, and persons each being provided with a headset can communicate with one another provided that they are not too far apart. |