Devices with MAC addresses that start with 00-21-40 were manufactured by EN Technologies Inc.

Device Manufacturer
EN Technologies Inc.

Manufacturer Location
Geumbok Bldg. 9F, Band-yi-dong 45-2, Songpa-gu
Seoul 138-828

Estimated Devices using 00-21-40
16,256,250

Estimated Total Devices From Mfg
16,256,250

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