• Size
  Most external hard drives are small, but the specific dimensions and weight may be important. Some models make it easy to lay the device flat or stand it on its side.
  
• Quiet running
  Some devices purr quietly and some might be annoyingly noisy, which is often caused by a cooling fan. Not all external hard drives have a fan, however. Depending on how the drive will be used, a little extra noise may not be a problem.
  
• Cool running
  It is important to know whether or not the external device heats up after transferring files for several hours. This information can often be found in various reviews on the product.
  
• Security
  If security is important, features such as password access and data encryption are available.
  
• Power usage
  Some 2TB external hard drives will shut themselves off when not in use for a time. Some drives will turn off when the computer it is connected to is turned off. Another valuable feature assures that the external drive will power down safely and cleanly, even if it loses power suddenly.
  
• Remote access
  Some 2TB external hard drives allow remote access via an internet browser on another computer or even on various smartphones.
  
• Length of Warranty
  A 3-year manufacturers warranty is not uncommon and may testify to the built in quality of the product.
  
• Organizing Software
  Software with the ability to find and display movies, photos, music, and other files in an organized multi-media wall can save time.
  
• Accessories
  Cables for each connection port should be included, but sometimes additional cables are desired. Other accessories that maybe needed include a multi-port hub and a pocket thumb drive for easy file and transport, say for bringing work home from the office and back.
  
• Customer Reviews
  Various online merchants allow customers to comment on the products they buy. Some sites have large numbers of comments on most popular products. Reading and comparing reviews on competing 2TB external hard drives may reveal some consistent praise or a common nagging problem.

For some users the benefits of owning a 2TB external hard drive can be huge. Having a regular backup process might increase someone's peace of mind. Even the ability to organize a large accumulations of photo, music, video, or documents can help people breathe easier.

» Find the Best 2TB External Hard Drive

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