Casio Privia PX-S3100 Portable Digital Piano – Black piano student •Power Supply: One 9 volt

•Power Supply: One 9 volt battery (006P) or external AC adapter (Use only DC 9V (Center-negative))

Output: 180mv

and filter control

Case : Backpack Softcase

Casio Privia PX-S3100 Portable Digital Piano – Black piano student •Power Supply: One 9 voltColorful Tones and Rhythms to Broaden Your Musical Possibilities The PX S3100 is installed with the most tones of the series as well as various functions such as rhythm sequences and the automatic accompaniment function for those who desire a wide variety of expressions. Privia Official Brand Site A Slim, Distinctive Design Perfect for Any Space A special piano for a special space The slim size and simple, minimalist design have been crafted to match