Broadlink Pty Ltd

Any device whose MAC address begins with B4:43:0D has a network interface built by Broadlink Pty Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

B4:43:0D

Organization

Broadlink Pty Ltd

Address

room 1201, No. 588 jiangnan Rd, Hangzhou Zhejiang province CN 310052

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.