EASY TO PLAY - 32 piano style keys, Easy to play and learn. Perfect for teaching kids or people that are beginning to play the piano as its easy to learn. HOW TO PLAY - With the short mouthpiece, you can hold the instrument with one hand (slide your hand under the strap) and play with the other.With the long bendy straw mouthpiece you can set the melodica on a table and play it like a small keyboard. NO BATTERY NEEDED- It doesn't need batteries and electricity.