Complete top case for 400MHz & 500MHz models of Titanium PowerBook G4. This unit icludes the power button, speakers, trackpad, trackpad button, trackpad flex cable, AirPort antenna and PMU board.
This is a C-grade product which means that although this part is fully functional, it has been heavily used may have considerable wear or cracks in the plastic trim.

Apple 922-4595

This is a used, tested & working part from a recycled PowerBook.