HP ProBook 450 G3 KeyboardKeyboard Compatible with HP ProBook 450 G3 G4, 455 G3 G4, 470 G3 G4 with Backlit and non backlit Frame US BlackNew Compatible with HP PROBOOK  455 G 470 G US Keyboard with frame with backlit and non backlit available.Item Specifications: Color: black Layout: US Condition: Brand New, with backlit, with frame and non backlit availableCompatible Numbers: 837551-001 827029-001 9Z.NCGBQ.301 AEX63U01110 NSK-CZ3BQ 01Compatible Models : Compatible with HP PROBOOK 450 G3 G4 series Compatible with HP PROBOOK 455 G3 G4 series Compatible with HP PROBOOK 470 G3 G4 seriesNote: this keyboard does not Compatible with HP ProBook 450 G0 G1 G2/ 455 G0 G1 G2/ 470 G0 G1 G2 Show More Show Less