iWord S2088-88 Professional 88 Key Roll Up Piano with Built-in BatteryDescription:Name: 88 Key Roll Up PianoBrand: iWordModel: S2088-88Color: WhiteDemo songs: 21127 kinds of rhythm140 kinds of tonesInput Power: DC6VOutput power: 500MWPower adapter: AC100V-240VProduct size: 136*21.5CMKeyboard size: 124*14*9CM(L*W*D)Control box size: 21.5*12.5*3CM(L*W*H)Package Size: 29*23.5*11CM(L*W*H)Package Weight: About 1805gBattery: Rechargeable 2100mA batteryMaterial: Silicone、 ABS、 PE plastic & Electronic componentFeatures:* Can be rolled up、 and easy to carry.* Control box made of ABS and PE plastic.* Has sustain、 vibrato and recording function.* Has 88 standard number of piano keys、 1: 1 size.* It can use the mobile power charging、 easy to carry.* Keyboard with excellent silica gel、 antibacterial effect.* With 140 tones and 128 rhythms and 21 demo songs.* Commissure mold technology、 splices compact and smooth feel.* Built-in rechargeable 2100mA battery、 can be used 20h after a full charge.* It uses the standard pronunciation piano、 440Hz frequency、 will not cause harm to the ear.Package included:1 x Roll up piano1 x Bag1 x Pedal1 x Power Adapter1 x USB Cable1 x English Manual