This JP-3700 armored coinless jail prison phone can be used in a variety of applications such as in jails and prisons as an inmate or staff phone.

-  Jail/Prison/Visitation Phone. Constructed of durable 14 gauge stainless steel
 - Large, stainless steel ADA keypad Adjustable volume button
 - Large customizable instruction card area
 - Tamper resistant locking system
 - Built in mounting plate designed for fast, easy installation. Also includes gasket which prevents moisture from entering phone
 - Oversized line-wire entrance hole w/ moisture preventing gasket
 - Handset cord retaining bracket is designed for fast, easy handset changes
 - Stainless grommet provides added security for handset cord
 - Adjustable handset cord lengths Armored cord is made to Bell Core standards and withstands minimum 1000 lb pulling test
 - Levered hookswitch

Consider also ordering a Wall Mount Conduit Plate or Counter Mount L Plate
Standard 24” cord length with optional 14”, 18”, 32” and 52” available, Spare handsets also available here 

Technical Parameters
 Protection Class: IP54
 Ambient Temperature:
 -40°C ~ + 60°C
 -40 F ~ + 140 F
 Relative Humidity: ≤95% (at room temperature)
 Atmospheric Pressure: 80 ~ 110KPa
 Frequency Response: 250 ~ 3000 Hz
 Supply Voltage: 48 ~ 60V
 Feed Current: 25mA
 Call Transfer Index: SLR≤12 dB, RLR≤-1dB, STMR≥10dB
 Environmental Noise: ≤70dB
 Ringing level: ≥80dB
 Operates on C.O., analog lines or analog dialtone PABX/KSU stations
 Dimensions:11¼” tall, 5¼” wide, 6 ”deep (287.5×135×75mm)
 Weight: 8lbs, 3KG