Devices with MAC addresses that start with 00-1A-90 were manufactured by Trópico Sistemas e Telecomunicações da Amazônia LTDA.

Device Manufacturer
Trópico Sistemas e Telecomunicações da Amazônia LTDA.
Manufacturer Location
Rod. Campinas-Mogi-Mirim (SP 340) Km 118,5
Campinas São Paulo 13.086-902
Estimated Devices using 00-1A-90
16,256,250
Estimated Total Devices From Mfg
16,256,250
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