This Apple Hardware Test CD DVD is a must-have for any Mac enthusiast. It contains the iMac OS Software Version 1.2, which is compatible with various Apple models including the PowerBook G4. The CD format makes it easy to install on multiple devices, with no limit on the number of installations.

The software is perfect for those who want to upgrade their Apple operating system, providing a seamless experience with Jaguar and Mac OS 9. It is a reliable and efficient operating system that ensures maximum performance. Get your hands on this Apple Hardware Test CD DVD today and experience the best of Mac.