Weatherproof telephones, Prison telephones and other Vandal-resistant telephones
This product line includes weatherproof telephones, prison telephones and other vandal-resistant public telephones. Joiwo manufacture most parts of the phones by themselves and it gives a great advantage over cost and quality control. The telephones are widely used in prisons, schools, ships, oil and oil drilling platforms, etc. The prison phones have gained a good reputation among customers in the USA, Europe and the Middle East.
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