Using a sharp knife, carefully remove the clear plastic stickers covering the screw holes, and save them for later. Use the #0 Philips screwdriver to unscrew the four 8mm long screws.

Grab the cover and carefully pull off to view inside of headphone.

NOTE! There is a small wire from the mainboard to the outer shell which remains attached to the headband. This is the NFC pairing wire and if broken the NFC functionality will be lost.