The WD in this brand stands for the company Western Digital, and the TB equates to a terabyte which was offered to the public in the past 12 months. The WD 1TB external hard drive is commonly used by companies to store their files for back up, by karaoke personnel to hold music and by gamers to allow for a faster computing experience while gaming.

The WD version of this hard drive is available in many different price ranges, based on the version chosen. The Elements version uses the standard 2.0 USB connection for ease of connection to your computer. This model is a plug and play once the power cord is connected, and saves power by shutting off when your computer is powered down.

Idle mode is a feature on all of the WD 1TB external hard drives, as is the Windows based computer format. However, they can be reformatted with ease for users that have Mac operating systems. The transfer rate for this model is 480 megabytes per second maximum, and takes up only a few inches of desk space.

The My Book Essential model is very popular, and offers the identical USB connection. Taking up just under 4 inches of space, since it is a plug and play device there is no installation required. Like most all others made by this company, this drive has an energy efficient mode so that when the computer is on or off, the unit complies.

These drives take up a minuscule amount of memory from the operating system of the computer, and are great for anyone that needs more space for any kind of media. If your computer crashes frequently or you simply want to store special photos safely, these are ideal units.

These WD 1TB external hard drives can be found through many retailers in various models that all have certain specifications to use them. For more details on a model, visit a retailer that carries them.