Result
Mac address for 840F45
Company / Vendor
Shanghai GMT Digital Technologies Co., Ltd
Prefix
840F45
Database Type
IEEE MA-L
Start Mac Address
840F45000000
End Mac Address
840F45FFFFFF
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