Devices with MAC addresses that start with 04-C9-91 were manufactured by Phistek INC.

Device Manufacturer
Phistek INC.
Manufacturer Location
5 Floor, No.188, Section 3, Datong Road
New Taipei City 221
Estimated Devices using 04-C9-91
16,256,250
Estimated Total Devices From Mfg
16,256,250
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