Tested and confirmed working. Hardly used. In good condition with some scratches from moving and storage. Roland ROLAND HPD-10 Electronic percussion played by hand. The playing surface is divided into 10 pads, allowing you to trigger sounds by hitting or tapping with your fingers, and of course, it supports velocity. It also features pressure/position sensors for expressive playing. It has 400 new sounds. It includes a wide variety of sounds, including percussion sounds from around the world such as congas, bongos, tablas, djembes, and cajons, as well as drum sounds and sound effects. Simple user interface for focused performance. The HandSonic 10 has an easy-to-use user interface as a familiar percussion instrument. The large LCD with a backlight clearly displays sound names and various settings. Operations during performance can be performed quickly, such as preset kit buttons and modify knobs that allow you to directly edit tuning. - The control knob is broken and does not return after being pressed. - The values for left and right rotation do not change normally. This is a button that is not used, so it is not a problem.