Dell Precision M4600 Series Black Laptop Top Cover Palmrest Touchpad Assembly VPTH8 0VPTH8 CN-0VPTH8.
Dell Part Number: VPTH8 0VPTH8 CN-0VPTH8
Volume Button Switch Board Model Number: W6V8D 0W6V8D CN-0W6V8D
Mouse Button Board Part Number: 1A22HUB00-515-G
Compatible Part Numbers: 1A22HUG00-600-G
Compatible Models: Dell Precision M4600 Series