The nature of the EXT-401 explosion proof enclosure with its thick, sealed copper free aluminum walls makes it impractical to effectively transmit sound from the inside of the enclosure. Guardian [...]
Dealing with noise is a progression. Noise reduction is standard on all of Guardian’s telephones. All Guardian Telecom telephones can be equipped with noise cancelling microphones. (The EXT-401 [...]
Sound, visual or a combination of the two, provide viable methods for signaling within high noise environments. Guardian designs and manufacturers our own high quality, rugged and reliable [...]
Simply put, explosion proof apparatuses including Telephones, Page/Talk Stations, Talk/Back Stations, Loudspeakers and Ringers are used to protect lives and property in hazardous locations (Class [...]