The library is based on 23 vocal samples with tempo and key information. Each phrase is usually between 1 and 4 bars long. The phrases are usually recorded on the same harmony pattern and can be easily combined with each other. You'll get the best results, if you combine samples recorded in the same harmony pattern, but you can also try to create new interesting sounds and moods by combining samples from different harmony patterns. The variety of phrases makes it easy to find a part for your specific song arrangement. The samples fit genres from pop music out to urban and house as well as blues and jazz influenced music.