Result
Mac address for B81E61
Company / Vendor
TELLESCOM INDUSTRIA E COMERCIO EM TELECOMUNICACAO
Prefix
B81E61
Database Type
IEEE MA-L
Start Mac Address
B81E61000000
End Mac Address
B81E61FFFFFF
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