How to test the PCB board function for industrial call telephone ?

Today our workshop is testing the PCB board function for industrial call telephone.

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

There will be a  test machine which could connect  between the PCB board and telephone handset.Using  this machie could  test whether the PCB board  is   good  or  bad.

A Ningbo Joiwo mindig figyel arra, hogy javítsa a termék minőségét a manapság megfelelő piacra. És támogathatnánk az OEM és ODM szolgáltatásokat ügyfeleink igényei szerint.

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