In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. Never before has so much technology been offered in a product at this price point. The K1 comes standard with microphone, SmartMedia card and a display that is capable of reproducing piano sheet music with notation, chords and lyrics. In true home entertainment fashion, you can connect to your PC via USB; download songs from the Internet to play and sing along with and the lyrics and notation scroll as the song plays. And with the new Performance Assistant, you can play along with the song and not make a mistake - even if you're a complete beginner!