Devices with MAC addresses that start with 84-6A-66 were manufactured by Sumitomo Kizai Co.,Ltd.

Device Manufacturer
Sumitomo Kizai Co.,Ltd.
Manufacturer Location
1-45-1higashiikebukuro
tosimaku tokyo 170-0013
Estimated Devices using 84-6A-66
16,256,250
Estimated Total Devices From Mfg
16,256,250
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