This is DIY OGX360 kit, it includes:
4x Arduinos
4x micro USB to Xbox cables
1x OGX360
What you need to do:
1) Print a case (here is the STL for the one I sell) https://www.thingiverse.com/thing:4701454
2) solder on pinheaders and Arduinos
3) program the Arduinos following the instructions on Ryzee119 github https://github.com/Ryzee119/ogx360
4) Plug in you xbox 360 wireless adapter and pair the controllers
5) enjoy