Chinese wholesale Handsfree Telephone-JWBT812 – Gsm Desktop Telephone

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With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and development, we will build a prosperous future together with your esteemed company for keypad metal dome , Telephone Hook Switch , Hook Switch For Telephone , We sincerely welcome overseas customers to consult for the long-term cooperation and the mutual development.
Chinese wholesale Handsfree Telephone-JWBT812 – Gsm Desktop Telephone Detail:


1. Suitable for explosive gas atmospheres Zone 1 and Zone 2. 

2. Suitable for IIA, IIB explosive atmosphere. 

3. Suitable for dust Zone 20, Zone 21 and Zone 22. 

4. Suitable for temperature class T1 ~ T6. 

5. widely used in chemical pharmaceutical clean room, elevator, clean room factory workshops and other places. 

Technical Parameter

Ex Mark Exd[ib]ibIIBT6/DIPA20TA,T6
Rated voltage AC220V
Standby operating current ≤0.2A
Frequency response 2503000 Hz
Ringing level ≥80dB
Defend Grade IP65
Corrosion grade WF2
Ambient temperature -40+60℃
Atmospheric pressure 80110KPa
Relative humidity ≤95%
Lead hole 2-G3/4”
Total Weight 8kg
Installation Embedded


Using Method

1. Press the “mianti” button to dial number →The callee’s phone rings.

2. The callee hears ringing → Press the “mianti” button to answer the call.

3. Press “VOLUME” button to adjust the volume during the call.

4. At the end of the call, press the “mianti” button again.

5.”jinhu” button can be pre-set emergency number. You can directly press the “jinhu” to dial the emergency number.


Under normal use, non-human damage, free one-year warranty;


Product detail pictures:

Chinese wholesale
 Handsfree Telephone-JWBT812 – Gsm Desktop Telephone detail pictures

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We are also focusing on enhancing the things administration and QC program in order that we could keep fantastic advantage within the fiercely-competitive enterprise for Chinese wholesale Handsfree Telephone-JWBT812 – Gsm Desktop Telephone, The product will supply to all over the world, such as: Liverpool , Somalia , Seattle , To get more information about us as well as see all our products, please visit our website. To get more information please feel free to let us know. Thank you very much and wish your business always be great!
  • We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
    5 Stars By Ophelia from Houston - 2015.06.19 10:42
    The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
    5 Stars By Muriel from Madagascar - 2015.11.28 16:25

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