The Yamaha YPT-255 Portable Keyboard is packed full of great sounds and features, ideal for aspiring musicians who are just starting out. Use the on-board lesson feature, Yamaha Education Suite to learn the 100 preset songs, or take advantage of 385 instrument Voices and 100 Styles to experiment and create your own music. The AUX-line input turns the YPT-255 into a speaker system for your MP3 player so you can play along or just listen, all for a very affordable price. Additional features include the Yamaha Education Suite built-in lessons that let users teach themselves to play, a new power-saving mode and 61 full-sized keys. The Yamaha YPT240 is an affordable model that also lets users play along with a band or use the dedicated Portable Grand button to instantly call-up a great sounding grand piano.