Pay Attention: If some keys will don't work after installed ,this is not because keyboard is broken but you don't connect well the ribbon cable of our keyboard with your laptop ,pls try to reconnect more times .Many customers solve this problem after did this. We tested every keyboard before shipping ,please be assured the purchase. thanks *Frame :Yes *Backlit :Yes *Trackpoint: No *Color : Black *Letter : English *Layout : US Layout *Status : New Original Compatible Models: Compatible with HP ProBook 450 G3 455 G3 470 G3 650 G2 655 G2 450 G4 455 G4 470 G4 HSTNN-Q95C This keyboard is an OEM keyboard. The difference from the original keyboard is that there are no nails or clips on the back of the keyboard, but there is no problem with the installation

?About Us?SUNMALL are specialized in laptop accessories for many years ,we sale thousands of keyboard out every yard and less 1% Customer complaints ,you also can contact with us when you need palce an big order,we would give you the most competitive price, hope the long business with you. Pay Attention:. ?Safe?Easy for you replace your faulty,cracked or broken keyboard ,seller remind that you should replace the keyboard in the off state. ?Compatible Models?Compatible with HP ProBook 450 G3 455 G3 470 G3 650 G2 655 G2 450 G4 455 G4 470 G4 HSTNN-Q95C. ?Compatible Part No.?27028-031 827029-031 831021-211 841136-21 837551-001 SG-80650-2BA HSTNN-Q95C.