Waterproof, dustproof, adopts stainless steel casing, and the level reach IP65. The wire was made by Teflon, oil resistance, acid resistance and alkali resistance. Automatic dialing function: Press the emergency button, and it will automatically dial the designated number for you after 3 to 5 seconds.
The Rugged Weatherproof Outdoor Emergency Phone is a communication device designed to provide reliable analogue communication in any weather conditions....
In modern building construction, safe, convenient and efficient communication equipment has become an indispensable part. The waterproof building video door...
Utility tunnels are essential for providing infrastructure services such as electrical power, gas, water, and telecommunications. Often located underground, utility...