Amazon (s AMZN) introduced a brand new range of Kindle Fire tablet devices late on Tuesday that are powered by faster 2.2 GHz processors and are much lighter compared to previous versions. The company said these devices also are “enterprise ready” and support encryption.

The new devices come with a new type of display that Amazon is calling HDX, or a better than high-definition display. Amazon claimed that these devices have 11 hours of battery life and can be used for 17 hours for reading purposes. The new tablets uses the latest version of FireOS (3.0 Mojito), a variation of Android OS. The 7 inch Kindle is going to cost $229 and 8.9 inch version costs $379. The smaller version will start shipping on November 14 while the larger device is available for pre-order and will ship on December 10. The company also introduced a new cheaper Kindle Fire HD version for $139.

Here are the Kindle Fire HDX family specs from Amazon’s press release:

• Stunning exclusive HDX display—beyond HD with exceptional pixel density (323 ppi for 7”, 339 ppi for 8.9”), perfect 100% sRGB color accuracy, reduced glare, dynamic image contrast, and improved brightness for better viewing in any lighting conditions.

• Powerful quad-core Snapdragon 800 processor running at 2.2 GHz provides over 3x the processing power compared to the previous generation, plus the latest graphics engine and 2x more memory for fast and fluid performance. These are the only tablets with a processor over 2 GHz.

• Startlingly light design—at just 13.2 ounces, the 8.9” Kindle Fire HDX is the lightest large-screen tablet, 34% lighter than the previous generation.

• Powered by the latest version of Fire OS—Fire OS 3.0 “Mojito”—with hundreds of new and upgraded features, platform updates, and Amazon-exclusive services like X-Ray for Music, Cloud Collections, Goodreads, and more.

• New Mayday button delivers revolutionary live tech support—one touch connects you to an Amazon expert who can guide you remotely through any feature—24×7, 365 days a year, and it’s free. 15 seconds or less is the Mayday response time goal.

• All-day battery life—up to 11 hours of mixed use and 17 hours of reading.

• Updated email, calendar, and Silk browser to stay connected and productive.

• New enterprise features including hardware and software-encryption, Kerberos Intranet, secure Wi-Fi connections, VPN integration, and wireless printing.

• Both HDX 7” and 8.9” available with ultra-fast 4G LTE wireless. Available on the AT&T network, and for the first time on the Verizon Wireless network.

• Dual stereo speakers with Dolby Digital Plus audio and virtual 5.1 multi-channel surround sound—the standard in high-end audio.

• Front-facing HD camera makes it easy to stay in touch with Skype, plus a new 8 megapixel wide- aperture rear-facing camera on the 8.9” Fire HDX offers crisp photos and 1080p HD video.

• Best video experience on a tablet with new Amazon-exclusive features like Prime Instant Video downloads, Second Screen, and expanded X-Ray for Movies and TV.

• Deep integration with the world’s best content ecosystem—over 27 million movies, TV shows, songs, apps, games, books, audiobooks and magazines.

• New Origami covers feature an innovative design that allows you to position Fire HDX in both portrait and landscape.