FEBNISCTE Laptop Replacement Backlit keyboard Compatible with Dell Alienware M14x R2 , US Layout Black Color Part Numbers: PK130ML1A00 NSK-AKV01 0VPP86 PK130ML1A01 NSK-AKV1D 0TGW6W PK130ML1B00 NSK-AKW01 0M23FN Layout:US with Backlit; Color:Black 6 months warranty Pls confirm your laptop's PNs? and check layout,cable position, function keys before purchase, Thanks! If your laptop mainboard doesn't support backlit function, the keyboard will work normally except the backlit Package includes:1PCS keyboard