DTS2 digital language training system with embedded system and 32 bit DSP processor makes language learning more efficient and improves audio quality to facilitate teaching and learning. DTS2 is with powerful self-study function through which students can choose courses randomly to play and follow. Students also can do on-line test and adjust the playing speed with the same tone. With the real-time recording function, students can record the text into wav files, managing and restoring, or at student’s USB drive. It is definitely a powerful tool used in schools of different levels.