Devices with MAC addresses that start with B4-EF-04 were manufactured by DAIHAN Scientific Co., Ltd.

Device ManufacturerDAIHAN Scientific Co., Ltd.
326, Sinpyoungsukhwaro
Wonju-si, Gangwon-do 26358
Estimated Devices with B4-EF-0416256250
Estimated Total Devices From Mfg16256250
Other MAC Addresses
Address Examples