Result

Mac address for B4EF30
Company / Vendor
Shanghai SYH Technology CO.,LTD
Prefix
B4EF30
Database Type
IEEE MA-L
Start Mac Address
B4EF30000000
End Mac Address
B4EF30FFFFFF
Company Address
Building 4, No. 686 Nanfeng Road,Fengcheng Town, Fengxian District
Shanghai 201400
China 🇨🇳
Possible Devices
16777216
This number represents the possible device number that can be manufactured using this mac address, but doesn't mean it is all has been manufactured yet
Link
B4EF30
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