Devices with MAC addresses that start with C4-21-C8 were manufactured by KYOCERA CORPORATION

Device Manufacturer
KYOCERA CORPORATION

Manufacturer Location
2-1-1,Kagahara,
Yokohama-shi Kanagawa 224-8502

Estimated Devices using C4-21-C8
16,256,250

Estimated Total Devices From Mfg
130,050,000