Beijing Unisound Information Technology Co.,Ltd.

Any device whose MAC address begins with EC:E1:54 has a network interface built by Beijing Unisound Information Technology Co.,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

EC:E1:54

Organization

Beijing Unisound Information Technology Co.,Ltd.

Address

Rm406,keyan Building,Tsinghua Hi-tech Park,High-tech Industrial Park North Area,Nanshan Shenzhen CN 518057

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.