Yamaha YPT-330 61-Key Touch Sensitive Personal Keyboard w/ AC Adapter Ultra Wide Stereo Sound - Enjoy the experience of an extended, wide, dynamic sound field. Various Ultra Wide Stereo presets can be selected. More Advanced Y.E.S and Keys to Success Lesson Functions - Practice at your individual level with the new advanced Yamaha Education Suite lesson functions. Now, the playback of the selected song is continuously adjusted to the tempo of the player's performance. Keys to Success allows you to practice preset songs, using more advanced lesson functions. Step by step, you can practice single parts of the selected song. You can even practice playing the correct notes, and the timing of these notes High Quality Voices & Styles and Digital Effects - In the Yamaha YPT-330 you will find 497 high-quality instrument voices, including 5 Chinese voices and 106 accompaniment styles. It features a wide variety of voices, including preset digital effects. You will also find preset dual voices, like e.g. Piano plus Synth Pad, so you can easily and simply enjoy beautiful rich sounds. You can enjoy various voice effects to enhance your performance, or just for fun! Music Database - Music database provides one touch set-up of the keyboard, to play the selected songs. SO, if you want to play your favorite song, and you're not sure which voice and style are most suitable. simply select the appropriate song from Music Database, and there you go! Easy Recording - The Easy Recording feature lets you record up to five of your original songs. You can save them into the onboard memory - great for practicing and composing.