Item # M05488-CC This is the older model which relies on IR sensors for the 2 controllers that come with the system. I cannot verify all the information in these guides will apply to the updated systems.
Power Switch
Hyperkin Retron 3 Disassembly
These are some common tools used to work on this device. You might not need every tool for every procedure.
Phillips #1 Screwdriver
Anti-Static Wrist Strap
FixHub | Power Series Smart Soldering Iron
Desoldering Pump
https://en.wikipedia.org/wiki/RetroN#Ret...