1.industrial telephone suit for arduous and hadzardous. 2.new fashional than others 3.Industrial telephone :IP66 4.EX 1 RangeCan be used in nuclear power plant ,petroleum,chemical plant ,storage and transport industry etc flammable and combustible area .Then user can be communicate in a dangerous area.2 Feature2.1 Shell of the explosion-proof telephone made of si-aluminium alloy with high ...
