Features: Electronic keyboard piano with 37-key mini keyboard, allowing you to play various musical styles with 2 tones. Compact structure, lightweight design, and attractive appearance, easy to use and carry. Includes 16 demonstration songs; you can choose continuous playback or on-demand playback. Equipped with two volume control buttons for easy volume adjustment. Features a mini microphone that supports microphone functionality. Powered by 3 x AA batteries (NOT included) or via USB connection, providing long usage time, suitable for both indoor and outdoor use. Ideal for interest development, parent-child interaction, creativity stimulation, and talent training, allowing play anytime. Specifications: Material: ABS Color: Pink / Blue (Optional) Power Supply: 3 x AA battery (NOT included) / USB connection Cable Length: 90cm / 2.95in Item Size: Approx. 41*15*4cm / 16.14*5.91*1.57in Package Size: Approx. 41*15*4.5cm / 16.14*5.91*1.77in Package Weight: Approx. 484g / 17.07oz Packing List: 1 x Electronic Keyboard Piano 1 x Mini Microphone Note: The Electronic Keyboard Piano will be randomly shipped as either Normal Version or Upgraded Version. The version received may vary, and actual product takes precedence. Normal Version: 16 demonstration songs, 2 tones, 4 instrument effects Upgraded Version: 10 demonstration songs, 4 tones, 5 instrument effects