Producing actual tabla thekas for the commonly used taals of Indian music. Control tempo, pitch, balance, and volume of over 20 programmed taals. Great for a band. Comes with A/C adapter plug and has an external speaker jack,120 VAC. This instrument is mainly for practice purposes. It is very useful for students who do not have access to a tambura during their practice. These instruments are manufactured in the central coastal State of Maharashtra.