Check the listing for details. CASIO PX-S5000BK Digital Piano Black. Color: see description, Condition: New. Listed at 1222.11 USD. The PX-S5000 features the same Smart Hybrid Hammer Action Keyboard that is also used in the top Privia models. It offers a sleek, stylish design and gives a feeling of luxury. Ideal for anyone looking for a piano that offers both the authentic sound and touch of a grand piano as well as a clean, modern look. - Key Off Simulator controls how quickly the sound fades after releasing a key, depending on how quickly the key is released. With the PX-S6000 it is possible to simulate the subtlest nuances with which a grand piano reacts to the player's expression. - The Part On/Off function allows you to mute the right or left hand part of song data stored in the user area of the digital piano or on a USB flash drive. Excellent for practicing each part individually. (Note that the effectiveness o.