JL Audio

Any device whose MAC address begins with 4C:90:DB has a network interface built by JL Audio. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

4C:90:DB

Organization

JL Audio

Address

10369 N Commerce Pkwy Mirimar FL US 33025

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.