• Tel: 0086-755-27322952
  • Fax: 0086-755-27322197

More Details About Inmate Telephone/Rugged Jail Telephones

 TECHNICAL SPECIFICATIONS of Vandal proof Telephone           

Analogue Version
Power SupplyFrom the analogue telephone network
Supply Voltage24 VDC to 65 VDC
Supply Current20 mA DC to 100 mA DC
Ringer Volume– 80dB(A)  at a distance of 1 m
– 110dB(A) at a distance of 1 m (for external horn speaker)
Dialing MethodDTMF mode in accordance with ITU-T recommendation Q.23.


Ambient conditions
Protection typeIP 66 as per EN60529
Operating temperature– 40°C to +70°C
Storage temperature– 45°C to + 85°C


  PACKAGE of Vandal proof Telephone       

Unit size: 248*185*128 (mm)

Carton size: 340 *240 *160 (mm)

Packaging materials: pearl cotton, carton

Net weight: 2.6 KG

Gross weight: 3.2 KG

Enquiry For Vandal Proof Telephone For Bank / ATM