Model Number: JR103-FK-H
As a weatherproof telephone, it is fully contained within a corrosion resistant cast aluminium weatherproof case, resulting in a highly reliable product with a long MTBF.
Equiped with hron, can broadcast remotely for notification, hron works after 1-9 rings (adjustable), shut when handset lifted or call finished.
Ideal for Metro, Railway, Highway side, Marine, Mining, Tunnels, Steel Plant,Chemical plant,Power plant and related industrial application, etc.
http://www.jrtelephones.com