Hindustani music is indigenous to the North India, originating in the 13th and 14th circa in courts of Delhi Sultanate. The music was resultant of religious, folk and theatrical presentation based on the raga system consisting of seven notes. Khyal and Dhrupad are two major types of compositions within the Hindustani genre. Dhrupad ages back to tradition while Khyal is more popular with slow and lively compositions. Despite Hindustani music is vocal-centric, instrumental music also occupy a dominent role. Major Hindustrani music instruments are Veena, Sitar, Sarod, Santoor, Guitars, Sarangi, Violin, Bansuri, Shehnai, Harmonium, Tabla and Pakhavaj. Popular musicians are Pandit Ravishankar, Ustad Amjad Ali Khan, Bismillah Khan, Pandit Shivkumar Sharma, Ustad Sultan Khan, Subramaniam L, Zakir Hussain, Vishwa Mohan Bhatt and others.