A1708 EMC 3164 EMC 2978 2016 MLL42. /A & middle 2017 MPXQ2. Cover+Cable+Webcam (full upper part Assembly). Installion has risk, so please ONLY connect the flex to test the power, display functions before install.This is recommended to professional repair. If you do not know how to replace, please ask a technician to help you. Hope we could be always with you to solve problem for you, and with your business growth. We will do our best for you! Your understanding will be greatly appreciated! Your receive the wrong item. We will offer you the solution in 24 hours.