LG-Nortel ELO WR100T (LNWR100T)

Overview
The FCC ID on the label is incorrectly printed as RXAWG4005E1 on at least some units.

Links of Interest
Manual

Serial Pinouts
The pinout used is common to Arcadyan units. ^
 * to back of the unit, power section

J1 [  ]    (3.3) (RxD) (TxD)  (GND)