The Kindle Store is an online e-book e-commerce store operated by Amazon.com as part of its retail website and can be accessed from any Amazon Kindle or Kindle Fire device. At the launch of the Kindle in November 2007, the store had more than 88,000 digital titles available. This number increased to more than 275,000 by late 2008, and exceeded 500,000 in by the middle of 2010. In July 2011, there were more than 765,000 e-books available. In July 2014, there were over 2.7 million titles available at the US store and as of July 2016 there were 4.6 million e-books available in the US. Content from the store is purchased online and downloaded using either Wi-Fi or Amazon's 3G Whispernet to the user's device.