Feature:1. Portable and Foldable: Featuring a lightweight and compact design, this piano keyboard is designed to easily roll out and roll back into a box or backpack when not in use.2. Skills Development: This portable piano serves as the excellent tool for cultivating hand eye coordination and dexterity training. The game like feature can help maintain the kids' interest and make learning fun and enjoyable.3. 49 Standard Keys: Equipped with 49 standard keys, this electric piano allows you to play a wide range of music without taking up much space. It is an excellent instrument that can help kids develop understanding of music.4. Various Tones and Features: This silicone piano keyboard includes a variety of keyboard tones, demonstration songs, recording and playback, sustain functions. A built in speaker with volume control and sound output for headphones or speakers offer you the flexibility to play aloud or quietly.5. Dependable Use: Crafted with soft silicone material, this piano pad is odorless and non irritating, suitable for children and ensures a safe playing experience without worries. Can operate either on battery or USB power cable.Specification:Item Type: Roll Up PianoMaterial: ABS, SiliconeBuilt in Battery: Li Battery 360mAh Speaker: 1PcTones: 8Recording Function: Support.Package List:1 x Roll Up Piano1 x USB Cable1 x Piano Key Sticker