Ninbo Joiwo double test the jail telephone function to make sure the quality

Today our workshop is double testing the jail telephone function to make sure the quality.These jail& inmate & phones are made of  stainless steel material,with strong vandal resistant defend grade IP54.


We would like to show the test video to introduce this process.

Before this whole telephone test , there  is still   a test for PCB board as for first inspection.

If  not reach our quality standard, our QC will  pick out to repair or use new one.The good PCB boards will be choosen to enter next step. Our aim is making sure the quality and make every step under  our quality inspection  standard.


Ningbo Joiwo is always pay attention to improve the product quality to suitable nowadays market.And we could support OEM & ODM service according to our customers’demand.

If you have any idea  about our industrial analog/Voip ringdown vandal resistant  telephone  for ourdoor or indoor ,Ningbo Joiwo Explosionproof  warmly welcome your requirement, with professional R&D and years of experienced engineers, we can also tailor our solution to meet your specific 

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Post time: Apr-23-2020
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