This is a portable and multifunctional 61-key electronic piano for children. It helps develop kids' interests in music and cultivate their imaginations. Portable and lightweight, it's suitable for playing both at home or in outdoor activities. Features: Children Electronic Piano Set: includes a small electronic piano, an USB cable, a mini microphone for singing while playing piano and an audio cable. It helps develop kids' interests in playing piano. Multifunctional USB Electronic Organ: with a variety of built-in sounds and rhythms--16 tones, 10 rhythms, 6 demo songs, 8 percussion, it also has functions of volume control, tempo control, single finger chord, fingered chord, fill-in, one key for one note, follow, program, record, and play/sound effect. Full-sized Keyboard with 61 Keys: allowing your child to play a wide range of notes and melodies, delicate 61 black and white keys, well designed for your child. Dual Power Supply Methods: powered by 4 AA batteries(not included) or external USB cable, suitable for both home and outdoor activities such as camping, picnic, etc. Portable & Lightweight: weighs only 2lb without battery, suitable for children above 3+ to carry by themselves to develop independence. Equipped with Microphone: the mini microphone is a nice accessory for your kids to sing while they playing. Specifications: Material: ABS Key: 61 keys Tone: 16 Kinds Rhythm: 10 Kinds Demo: 6 Songs Percussion: 8 Percussion Volume Control: Support Tempo Control: Support Single Finger Chord: Support Fingered Chord: Support Fill-in: Support One Key for One Note: Support Follow: Support Program: Support Record: Support Play/Sound Effect: Support Powered: 4 * 1.5V AA battery (NOT included) or USB cable Microphone Size: 107 * 34 / 4.33 * 1.34in Item Size: 628 * 200 * 65mm / 24.72 * 7.87 * 2.56in Item Weight: 917g / 2.02lb Package Weight: 1152g / 2.54lb Package Size: 63 * 20.5 * 6.7cm / 24.80 * 8.07 * 2.64in Package List: 1 * Electronic Keyboard 1 * USB Cable 1 * Microphone Note: The horn on the right is just for decorative, while the left one is the sounding speaker.