Compact, stylishly black and invitingly simple to use, the Yamaha NP-12 electronic keyboard is a terrific sounding instrument. It features 10 voices, including a range of sampled acoustic and electric pianos, harpsichord, organs, vibraphone, and strings. With 61 touch-sensitive keys, it's capable of producing a huge dynamics range and of responding fully to expressive playing. Conveniently portable, the NP-12 keyboard can be powered by six AA batteries or AC-mains powered.