There are three ways to sync your RM-L688 with your devices. We recommend trying them in the order listed below. Method 1: Direct Code Entry (Fastest)
The RM-L688 uses IR (Infrared). Roku sticks are IR; Fire Sticks are Bluetooth. For Fire Stick, you cannot use this remote. For Roku TV, use TV codes for Hisense/TCL. Chunghop Rm-l688 Universal Remote Manual
Note: These are common 3-digit codes. Because batches vary, try the most popular brand codes first. There are three ways to sync your RM-L688 with your devices
Press the button again. The light will begin to flash, indicating it is in search mode. indicating it is in search mode.