The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
It is the application which performs percussion.Percussions : drums, tambourine and triangle, conga and maracasRhythm pattern : The rhythm pattern of each musical instrument can be chosen and performed automatically.Tempo : Tempo adjustment of a rhythm pattern can be performed. (If a value is touched, the direct entry of the numerical value can be carried out. A number pad will be closed if it touches except a number pad.)Shake : If a shake setup is turned ON, a tambourine and the maracas can shake iPhone and can make sound. Musical instruments can be touched, or shaken and played, performing a rhythm pattern automatically.(When iPhone itself is in silence mode, sound does not come out.)