LG RL-JT10 Owner's Manual page 58

External control device setup
b. Flip Horizontal
[Magic Number][Type][Payload Size][CRC]
[Operation Action][Operation]
Magic Number : 0xEFBD-Set ID
Type 3 : Operation Type
Payload Size 6 : 6byte Payload size
Operation Action6 : Operation Execute
Operation 507 : Flip Horizontal
04. Audio
a. Volume
[Magic Number][Type][Payload Size][CRC]
[Operation Action][Operation][Value]
Magic Number : 0xEFBD-Set ID
Type 3 : Operation Type
Payload Size 6 : 6byte Payload size
Operation Action1 : Operation Set
Operation 531 : Volume
Value 0~100 : Volume Value
Volume default value
Operation Action 1: Operation Get
Operation 531 : Volume
Value 20 : Volume Value
Volume setting value
Operation Action 2: Operation Get
Operation 531 : Volume
Value 0~100 : Volume Get Value
57