Public telephones are made to be used for voice communication in hostile and severe environments where dependability, efficiency, and safety are crucial.similar to in a tunnel, dock, power plant, railway, roadway, or other similar structure. The body of the telephone it is made of Cold rolled steel, a very strong material, can be powder coated with diffirent colors,used with generous thicknesses. The degree of protection is IP54, There are several variations available, including ones with a spiral or stainless steel armored cord, a keypad, a keypad without a keypad, and, upon request, additional function buttons.This public phone is perfect for use in tunnels, ships, and railroads. Underground mining, fire stations, industrial facilities, jails, prisons, parking lots, clinics, guard posts, police stations, bank lobbies, ATMs, stadiums, and other indoor and outside structures.

Item	Technical data
Power Supply	Telephone Line Powered
Voltage	DC48V
Standby Work Current	≤1mA
Frequency Response	250～3000 Hz
Ringer Volume	≥80dB(A)
Corrosion Grade	WF1
Ambient Temperature	-40～+70℃
Atmospheric Pressure	80～110KPa
Relative Humidity	≤95%
Anti-vandalism Level	IK09
Installation	Wall-mounted

1.Standard Analogue phone. Phone line powered. 2.Robust housing, constructed of cold rolled steel with powder coated 3.Additional security for the handset cord is provided by the vandal-resistant handset's internal steel lanyard and grommet. 4. 4 speed dial buttons on a zinc alloy keypad. 5.Magnetic hook switch with reed switch. 6.Optional noise-canceling microphone available 7.Wall mounted, Simple installation. 8.Weather proof protection IP54. 9.Connection: RJ11 screw terminal pair cable. 10.Multiple color available. 11.Self-made telephone spare part available. 12. CE, FCC, RoHS, ISO9001 compliant. If you have any color request, let us know the Pantone color No.85% spare parts are produced by our own factory and with matched test machines, we could confirm the function and standard directly.