WAMA Technology Limited

Any device whose MAC address begins with AC:61:B9 has a network interface built by WAMA Technology Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

AC:61:B9

Organization

WAMA Technology Limited

Address

Room 2205, Westley Square, 48 Hoi Yuen Road, Kwun Tong, Kowloon Hong Kong HK 00000

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.