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Home > Products > Others Can > voip analog hotel telephone for industrial coal mine

voip analog hotel telephone for industrial coal mine

Basic Info

Model No.: JWBT918A

Product Description

                                                     NINGBO JOIWO EXPLOSIONPROOF TECHNOLOGY CO.LT D       voip analog hotel Telephone for industrial coal mine     1. Range:   Can be used in the explosive, gas dangerous places,suitable for the industry of oil,chemical industry,
oil refining, wharf, fire, power plant, steel etc.   2.Features:   1.The communication system can be independent and composed with telephone,program-controlled switches and coupler.
2.Can be directly connected to a telecommunications network
3.Telephone amplifying sounds's volume can be adjusted according to their environment.
4.The telephone circuit uses the universal double integrated circuit, with the advantage of  hair Accuration, clear
communication and stable work.
5.The degree of protection IP65 can apply to damp, dust and corrosion and other harsh environment.
6.The shell of telephone's design is patent, waterproof, dustproof, without waterproof cover, beautiful and practical.
7.Shell is made of silicon aluminum alloy die casting and the surface temperature of antistatic spray,applicable
to a variety of harsh environment, high mechanical strength, strong shock resistance.
8.Using our patent stainless steel keyboards, contact resistance≤30 ohm, service life ≥2 million,
push force 160-200 grams,good hand feeling.
9.The handle uses imported PC explosionproof plastic material, thermostability of the PTFE wire.
The military antinoise transmitter, clear conversation in the 115dB environment.
10.Hook adopts magnetic induction swith,life cycle ≥ 500 thousand   3.method of application   Same usage as ordinary telephone, can only call and answer .   4.Technical parameter  

   Explosion-proof mark

     Exd[ib]ib II BT6 DIP A20 TA,T6

   Defend grade 


   Working voltage

     AC220V 50Hz

   Wait\working current


   Frequency response

     250~3000 Hz

   Ambient temperature


   Atmospheric pressure


   Relative humidity


   Amplify output power


   effective distance of the call



     343*29 4*206mm

   Outlet thread






          we specialize in this field for several years, with  the strengh of    ATM keypads, telephone keypads,handsets,hook and other accessories for phones.       If you have any  questions, please feel free to contact us !  

Contact us if you need more details on VOIP Telephone. We are ready to answer your questions on packaging, logistics, certification or any other aspects about voip hotel telephone、voip analog telephone adapter. If these products fail to match your need, please contact us and we would like to provide relevant information.

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