One of the very cool features --that make it extremely portable-- is that it does not require external power supply.

so I can't comment on the software, but the local encryption looks like a nice feature

The Facebook backup features works great

This makes me worry a lot less, in the event that something were to malfunction (warranties were also offered at the time of purchase).One of my favorite features of this hard drive, was that it has great security

Great features as well.

The build quality is nice, the additional features that comes with it are handy and it works quiet although at first I have heard the disk spin quite audible

I've had it fo 3 months now, and I like its features: Excellent transfer speed, perfect storage capacity for my video and audio files,

Feature-wise my passport and my passport ultra are almost identical, except for certain software features that are quite marginal in my opinion

It was not as fast as

Works as