The Sony Network Walkman has a storage capacity of not less than 20 GB and the battery may be sufficient for a further 40 hours of continuous music. It is small, certainly compared to his memory. The Walkman has a sleek aluminum case that fits well in your hands. It really looks like a cool state of the art piece of engineering.

The operation of the Sony NW-HD5 is very intuitive. Later this Walkman comes with a lot op options. The hard diskWalkman is equipped with the so-called "G-Sensor" technology, which protects it to sudden movements and vibrations. The clear 1.5-inch dot matrix LCD screen is nice to be illuminated. So you see, there are many advantages with this device.