Devices with MAC addresses that start with 04-5D-56 were manufactured by camtron industrial inc.

Device Manufacturercamtron industrial inc.
5F, Kuem-Ah B/D, 31-3, Karak-dong, Songpa-gu
Seoul 138-801
Estimated Devices with 04-5D-5616256250
Estimated Total Devices From Mfg16256250
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