Tel Ringers Total 2 manufacturers & suppliers found with 6 products
Manufacturer/Factory & Trading Company
Weatherproof Telephone , Explosion-proof Telephone , Emergency Telephone , Industrial Telephone , Heavy Duty Telephone
ODM, OEM
Response Time≤3h
150
8
Piezo buzzer , Speaker , Piezo siren , Switch , Fuse
within 15 workdays
Ningbo, Zhejiang
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