Eathtek Replacement Keyboard for HP Probook 4530s 4535s 4730s Series Black US Layout, Compatible with part# 638179-001 MP-10M13US-930 6037B0056601 646300-001 Compatible Model Numbers: HP Probook 4530s 4535s 4730s Compatible Part Numbers: 638179-001 MP-10M13US-930 6037B0056601 646300-001 Replacement and high quality,Replace your faulty, cracked or broken keyboard Each keyboard is tested before shipping All pictures are taken from the real item, please check carefully before bidding.