Devices with MAC addresses that start with 70-53-3F were manufactured by Alfa Instrumentos Eletronicos Ltda.

Device ManufacturerAlfa Instrumentos Eletronicos Ltda.
Rua Coronel Mario de Azevedo, 138
Sao Paulo SP 02710-020
Estimated Devices with 70-53-3F16256250
Estimated Total Devices From Mfg16256250
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