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The YPT 340 digital keyboard makes discovering music fun and easy. Authentic instrument voices and a huge variety of backing styles are combined with intuitive teaching functions that give a structured learning experience to music students of all ages. There's also an audio input for playback through the keyboard's sound system and a Melody Suppressor which virtually reduces lead parts, creating backing tracks from your favourite music. Plus, USB for easy connection to computers or to iOS devices for even more teaching, recording and sound control functions. The Yamaha YPT 340 comes with a Yamaha PA-130A Power Adaptor.