Alienware 17 R4 17.3" FHD LCD Ribbon Cable; compatible with the 17-R4 gaming laptop with FHD (1920 x 1080) resolution LCD screen; and without the Tobii Eye Tracker. This cable does not support the optional Tobii Eye Tracker system.Compatible Dell Laptops:Alienware 17 R4 with FHD screen / without Tobii EyeDell P/N: WTNR3Alt P/N:BAP20 FHD EDP CABLE NTBDC02C00DN00NOTE: This cable does NOT support the Tobii Eye Tracker system. This cable is compatible with 17-R4 laptops with FHD screen, and without the Tobii Eye Tracker. Match your part number before ordering; or give us a call if you're not which cable to select.