LG 27MP89HM-S.AUS Owner's Manual page 24

Supplier's Declaration of Conformity
Trade Name LG
Responsible Party LG Electronics USA, Inc.
Address 111 Sylvan Avenue, North Building
Englewood Cliffs, NJ 07632
Telephone (201)266-2215
Make sure to read the Safety Precautions before using the product.
The model and serial number of the product are located on the
back and on one side of the product.
Record them below in case you ever need service.
MODEL
SERIAL