Devices with MAC addresses that start with 00-90-05 were manufactured by PROTECH SYSTEMS CO., LTD.

Device Manufacturer
PROTECH SYSTEMS CO., LTD.
Manufacturer Location
5F, NO. 34, LANE 80, SEC. 3
TAIPEI
Estimated Devices using 00-90-05
16,256,250
Estimated Total Devices From Mfg
16,256,250
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