1、With A Microphone: You can sing while playing the piano, and it also has a recording function, which is convenient for recording your own voice at any time. 2、Multiple Function: 4 tone, 4 rhythm and 10 demos, 5 instrument sound effect, meet your different needs, adjustable volume, clear button, simple operation, bring you convenience. 3、Ability Training: A wonderful musical educational toy to help develop children hand eye coordination, musical talent and fine motor skills, etc. 4、Dual Power Supply System: USB charging or 3 x 5V AA batteries (not included). Lightweight and in small size, makes it very convenient for both outdoor and indoor use. 5、Plastic Material: Bright color, beautiful and practical. Electronic keyboard adopts excellent plastic material, safe and eco friendly, firm and sturdy, durable for use. 1 x Electronic Keyboard1 x Microphone1 x USB Power Cord Item Type: Electronic KeyboardMaterial: PlasticProduct Size: Approx. 41 x 15cm / 16.1 x 5.9inPower Supply: 3 x AA batteries (not included) or USB cableCan share mobile phone power adapter.