The Yamaha NP30 Portable Grand is an easy-to-carry piano that features Advanced Wave Memory stereo sampled piano sounds for incredible sound quality. An entirely new take on the digital piano, offering quality, value and portability with a lighter touch. Featuring 76 Graded Touch keys and stereo-sampled pianos. Also, 10 voices like Organs and Strings plus 32 notes of polyphony. Another great feature for the home recording artist is that it performs as a MIDI controller too. The built in speakers allow you to play it anywhere since it operates on six AA batteries.Ultra-Portable Digital Piano. The new NP-30 Portable Grand delivers Yamaha digital piano sound and simplicity in a new lightweight, compact design like nothing else you've seen.Its super slim design and minimal weight of 12 pounds makes it the most compact performer in the digital piano family of instruments. And 6 AA batteries are all you need to power up and start playing immediately.With graded Soft Touch Action It's new because of its similarity to acoustic pianos, a graded action is one of the primary features sought by pianists in their digital instruments. It comes with a power cord, so you will never need batteries. It also comes with a stand, music rack and ear phones. Works great! Great condition!