MacAddress

کلاس Win32_NetworkAdapterConfiguration : 

MACAddress

Data type: string

Access type: Read-only

Qualifiers: MappingStrings ("Win32API|Device Input and Output Functions|DeviceIoControl")

Media Access Control (MAC) address of the network adapter. A MAC address is assigned by the manufacturer to uniquely identify the network adapter.

Example: "00:80:C7:8F:6C:96"