I have them all, this is the last out acquérit recently. Just awesome. Always as much diversity in music. We have nice bonus. As well when it "plays" all alone in the party to expend calories (you choose the number of calories you want to burn and depending on the intensity of the movements we did, we know the number of calories burned in reality, the duration of his training is selected, the background music, there's even the end of this part there, stretching movements to the music. You can also save their profile to see the history. As much as you immediately say, allow the water bottle as close to the shower, it is mandatory after. Even friends who do not like dance in public, forget their shyness or complex, and it does not stop personne.Même slammed it sits down, music is too good, you get up and you go back. Very very very good !!