Logitec offers today the LDH-PHA, a new 2.5” external hard disk available in 80, 120 and 160GB models. This hard disk has 3 important features, including the ability to withstand chocks (1m falls), a reduced power usage (50% less than regular hard disks), and a features that allows you to make the hard disk unreadable or encrypt data anytime. Only a PC equipped with the appropriate software can read the data on this hard disk.