This telephone is made of Cold rolled steel, with zinc alloy full keypad with 4 function keys which could set 4 speed dial number.The communication model could be chosen by analog ,Voip,GSM type. Several versions are available, with stainless steel armored cord or spiral, with keypad, without keypad and on request with additional function buttons.This Public Telephone is popular for  outdoors , office,Tunnels. Underground Mining, Firefighter, Industrial, Prisons, Jail, Parking lots, Hospitals, Guard Stations, Police stations, Bank halls, ATM machines, Stadiums, inside and outside building etc.

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.Vandal resistant handset with Internal steel lanyard and grommet provides added security for handset cord. 4.Zinc alloy keypad with 4 speed dial buttons. 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.