This mp4 player works on auditory system. In human mind if we listen anything it goes in our memory system. When it goes in our memory system we speak it back. (Ex... we have thousands of song in our mind) this mp4 player will put 130 types of communicative sentences in your mind. These are around 800 sentences and 500 words. You just need to listen these 800 sentences you will automatically speak it.
Science 1947 after every 10 years percentage of people are suffering lack of English communication You can learn English speaking with this mp4 player anywhere anytime. While going office, college, school.
At home, cleaning, eating ,working in farm, traveling in bus, train your car, walking, morning walk, evening walk, even while enjoying, in mall , restaurants. At your work place also