H&D Wireless

Any device whose MAC address begins with 78:C4:0E has a network interface built by H&D Wireless. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

78:C4:0E

Organization

H&D Wireless

Address

Sjövägen 17 Solna SE 169 55

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.