Result
Mac address for B4E3F9
Company / Vendor
Silicon Laboratories
Prefix
B4E3F9
Database Type
IEEE MA-L
Start Mac Address
B4E3F9000000
End Mac Address
B4E3F9FFFFFF
Company Address
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