The Apple Mac OSX Version Leopard 10.5.4 Install DVD is a preowned disc that allows users to install the operating system on their Apple Mac computers. This DVD includes the necessary software to upgrade to Mac OS X 10.5.4 Leopard, which requires a minimum of 9 GB of hard drive space, 512 MB of RAM, and a processor speed of 867 MHz. The English-language DVD is compatible with unlimited devices and is a retail license category product from the United States. This disc is ideal for those looking to update their Mac computers to the specified OS X version. Look at the pictures provided for more details. Thanks for your interest and offer. Look for more interesting items in our store. We ship the day after the payment is received. You can shop here with confidence. This is our 26th year doing business on .