Yamaha PSR-F51 61 Keys Entry level portable keyboard is a user-friendly beginner keyboard with 120 voices, 114 styles, and a color – coded control panel for easy access. It can be used to start playing instantly and features many traditional instrument sounds as piano, Electric pianos, Organs, Accordions, strings and many more. With the combination of 2×2.5W amplifier and voices, you can enjoy realistic sound when performing in a wide variety of different situations. The PSR-F51 can be operated using battery instead of AC adaptor. It requires six 1.5v AA batteries, which can be either rechargeable or ordinary. A music rest for holding sheet music is included. with 120 voices and 114 styles, the PSR-F51 is versatile. The built-in metronome allows players to hone their sense of rhythm, and it also offers a Duo mode that enables two people to play together on identical keyboard sections.