Auto-Dial Tunnel Telephone With Broadcasting JR101-CB-HB

This Industrial Telephone with Loudspeaker & Beacon is fully contained within a corrosion resistant cast aluminium weatherproof case with door, which providing complete protection against dust and moisture ingress, resulting in a highly reliable product with a long MTBF. This Industrial Telephone With Loudspeaker & Beacon Is Very Popular For Tunnels, Mining, Marine, Undergrounds, Metro Stations, Railway Platform, Rail Trackside, Highway, Parking Lots, Steel Plants, Chemical Plants, Power Plants And Related Heavy Duty Industrial Indoor & Outdoor Application, Etc.