Devices with MAC addresses that start with C4-E1-7C were manufactured by U2S co.

Device Manufacturer
U2S co.
Manufacturer Location
104-706, SK Ventium Building, 522, Dangjeong-Dong
Gunpo-si Geonggi-do 435-776
Estimated Devices using C4-E1-7C
16,256,250
Estimated Total Devices From Mfg
16,256,250
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