Features:Portable Electronic Piano Keyboard: Portable piano keyboard has 128 tones, 128 rhythms, 14 demo songs, with chord, sustain(with sustain pedal), metronome, record, playback, tutorial, drum kit and piano games functions.MIDI & Computer Output: You can connect the keyboard to devices like computer for editing music and connect with the piano apps, convenient to practice and programming.Built-in Speaker & Audio Output: The digital keyboard is equipped with built-in stereo dual speakers to provide you with wonderful sound, and headphone monitoring and extra speaker are available too.Control Board with LED Display: The side control board is equipped with LED clear display screen and functional keys for easily control parameters and functions, providing real-time feedback.Battery or USB/AC Adapter Powering: The keyboard can be both powered by built-in 1100mAh li-ion battery, USB cable via power bank or computer, or powered by AC power adapter. Multi ways for more options.Specifications:Color: White & blackMaterial: PlasticKey: 61 keys(white and black)Tone: 128Rhythm: 128Demo Song: 14Functions: MIDI output, record, playback, tutorial, piano games, metronome, drum kit, dynamic switch, reset, sustain, vibrato, chord, transPower: Built-in 3.7V/1100mAh li-ion battery, DC 5V or AC adapterItem Size: 91.5 * 28.3 * 15cm / 35.83 * 11.14 * 5.91inPackage Size: 103 * 22.5 * 9.5cm / 40.55 * 8.86 * 3.74inPackage Weight: 3600g / 126.99ozPacking List:1 * Electronic Keyboard1 * USB Cable1 * Power Adapter1 * Pedal1 * User Manual