About this item 【DUAL POWER SUPPLY SYSTEM】61 key piano is provide portable size and dual power supply system (USB charging or 3 x 1.5V AA batteries) make the keyboard very convenient for outdoor and indoor use. The keyboard can share mobile phone power adapter. 【WITH A MICROPHONE】Electric keyboard piano is equipped with a microphone, you can sing while playing the piano, the recording function can record your voice at any time. 【SMOOTH EDGES】Musical keyboard adopts safe and materials, fine workmanship and smooth edges will not hurt children's fingers. 【WITH 8 TONES】Electric piano come with 8 tones, 6 songs, 5 rhythms, 5 percussion music and adjustable volume. 【INTELLIGENCE TOY】Electric keyboard is a wonderful musical intelligence toy to cultivate children's brain consciousness.