The DK Illustrated Dictionary series uses crystal-clear illustrations to help you learn over 10,000 useful words and phrases. The DK Illustrated Dictionary app provides offline access to the audio recordings that accompany the dictionary, allowing you to listen and perfect your pronounciation for all the words featured in the book. The app contains more than 7 hours of high-quality audio to accompany each book. All the key language from the course is clearly spoken by native speakers. Please note that the DK Illustrated Dictionary app is designed to support the printed books, which are available to buy at DK.com