304 stainless steel, anti damage and easy to install.
Wall mounted and build in hearing aidsn.
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.
Usage: Railway, Highway, Bank, University, Hotel, etc
Industrial waterproof telephones are designed specifically for use in harsh and challenging environments where standard telephones are not suitable. These...
Introduction In today's fast-paced world, communication is everything. Companies need to stay connected with their employees, customers, and suppliers...