Are you maxing out the storage on your MAX-HT04 with your growing CD and DVD library? Time to increase the storage capacity on your Multimedia Server with the MAX-HT04 Upgrade Kit. The kit consists of four 400 GB hard drives, easily increasing storage capacity to 2.2 TB. If you need even more storage, add up to two kits (eight additional hard drives) to upgrade to 3.3 TB capacity.