HP Pavilion ZE4300 series Security Chip w-PRS Description:

The HP Pavilion ZE4300 series Security Chip w/Password Recovery Service
allows for resetting of HP Pavilion ZE4300 series BIOS passwords. The
package includes instructions. This package includes the replacement chip
and the password recovery service to recover the password from the existing
chip that may be necessary to unlock the hard disk. Old chips must be
returned to Password Crackers, Inc. for password recovery service. This
product and service is not manufactured or authorized by HP.