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Inmate Telephone Volume Adjustable Vandal Prison Phones with LCD Display Classic Old Fixed Telephone

China Inmate Telephone Volume Adjustable Vandal Prison Phones with LCD Display Classic Old Fixed Telephone, Find details and Price about China Volume Adjustable VoIP Phone, Free Jail Phone Calls from Inmate Telephone Volume Adjustable Vandal Prison Phones with LCD Display Classic Old Fixed Telephone

Model NO.
JWAT924
Type
VoIP Inmate Phone
Function
Common Key Phone, Caller Number Presentation Phone, Recording Phone, VoIP Phone
Display
With Display
Touch Screen
Without Touch Screen
Accessories
Telephone Headsets
Customized
Customized
Material
Stainless Steel
Installation
Wall-Mounted
Protocol
SIP2.0(Rfc-3261)
Audio Amplifier
2.4W
Volume Control
Adjustable
Support
Rtp
Corrosion Grade
Wf1
Ambient Temperature
-40~+70ºC
Atmospheric Pressure
80-110kpa
Relative Humidity
≤95%
Anti-Vandalism Level
Ik10
Trademark
JOIWO
Transport Package
Carton
Specification
CE, explosion certificate
Origin
Zhejiang, Yuyao
HS Code
8517699000

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