8 Instrument Sounds & 10 Keys: Musical mat with 10 piano keys, 8 musical instrument sounds(Piano, Violin, Accordion, Trumpet, Vibraphone, Oboe, Guitar, Flute), 10 demos, one key one note, record & playback function. sanmersen piano mat can stimulate kids' hearing development, help identify colors, animals and notes. | Adjustable Volume: The volume can be adjusted on the music piano mat, to choose comfortable volume outdoor or indoor. Piano mat for toddler is easy to wipe clean, durable enough to withstand endless jumping. Open the floor piano mat switch and move your kids feet or hands to the beat. | 3 x 1.5V AA Batteries Powered: Kids piano mat powered by 3 x 1.5V AA batteries (not included), just install the batteries then turn power switch on to play. Touch play mat can be played by hands or feet, inspire toddler's sport ability, and exercise the coordination of infant's hand and eye. | Soft Material & Foldable: Piano mat can be folded, easy to carry and use, a good musical toys for toddlers having a picnic or camping. Piano mat is made of soft non-woven fabric, it is safe and multifunctional musical toy for 1 2 3 year old girls boys. | Perfect Gifts For Kids: Touch play music mat is a great birthday, festivals and visiting gifts for 1 2 3 year old girls, friends and families. Funny and amazing toddler toys, great for developing kid's musical interest and improve hand-foot coordination skills.