A new type of instrument from Yamaha that is perfect for music lovers who want to participate in making music, but maybe haven't learned how. This Keytar ("Key"board + Gui"tar") gives you the freedom to dance, jump and move around while you play. Thanks to JAM Function you can instantly enjoy playing along with your favorite songs. Simply connect the instrument with the free app “Chord Tracker”, and play along with songs stored on your smart device. This slim and ultralight instrument can run on batteries, making it extremely portable, and playable anywhere. SHS-500 features 30 different instrument Voices. From synthesizers to drums, SHS-500 has the right sound available for you to play any kind of music. The 37 expressive mini keys provide premium feel and reponse for fast, accurate and natural playing.