The NUX NPK-20 is our latest powerful portable digital piano. Building off the sound and feel of our bestselling NPK-10, the NPK-20 further optimizes the acclaimed NUX WKJ-03 keyboard and makes it feel even more natural. Fully loaded with 271 high-quality sounds in 7 groups, the NPK-20 is also equipped with an automatic accompaniment function for dynamic performances, professional effects based on advanced audio processing technology, and even a dynamic mic input for a perfect performance solution.