Devices with MAC addresses that start with B4-67-E9 were manufactured by Qingdao GoerTek Technology Co., Ltd.

Device Manufacturer
Qingdao GoerTek Technology Co., Ltd.

Manufacturer Location
5F, No.3 Building, Fortune Center
Qingdao Shandong 266061

Estimated Devices using B4-67-E9
16,256,250

Estimated Total Devices From Mfg
32,512,500

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