Discs are in great condition! The Rosetta Stone Version 4: Chinese (Mandarin) Level 1, 2, 3, 4, & 5 Set is a comprehensive language course designed for foreign language study. This set includes all 5 levels of the Rosetta Stone Chinese (Mandarin) program in CD-ROM format, allowing users to learn and practice the Chinese language at their own pace. With English as the source language and Chinese as the target language, this program offers a interactive and immersive learning experience for those looking to study Mandarin. Created by Rosetta Stone Staff and published in 2011 by Rosetta Stone The Limited, this language course provides a thorough and effective way to learn Chinese.