Model Number: JR101-FK-VoIPAs a weatherproof telephone,Website:http://www.jrtelephoness.com, it is fully contained within a corrosion resistant cast aluminium weatherproof case with a door providing complete protection against dust and moisture ingress, resulting in a highly reliable product with a long MTBF.Ideal for Metro, Railway, Highway side, Marine, Mining, Tunnels, Steel Plant,Chemical ...