MacBook Pro 'Touch Bar' 15-Inch
To open the Mac you need a P5/PL4 Pentalobe screwdriver.
The motherboard number is on the bottom ???? (hard to reach) side of the motherboard, below the left fan.
The ROM is a WSON chip (64Mbit).
To read or write the ROM use Medusa with A4160 (red) EasyFlash adapter (arrow points to the back of the Mac, i.e. to the hinge).
Battery flex attached to battery.
Battery connector on MB: FF14A-6C