61 Keys Professional Keyboard.Portable, fashionable, concise, easy to carry.Makes you feel absolutely the same as real piano.Playing, recording and editing your music become more easy.Limitless professional tone and effect resources. Use the USB port to connect the product with a computer, no additional power is needed.Compatible with Win XP/Vista/7 and Mac OSX, without drive, supporting hot plug. Compatible with Cakewalk, Sonar, Cubase, Nuendo, etc major sequencer software and VST/VSTi.Material: SiliconeInput Voltage: USB 5VColor: Black + WhiteMainbody Size: 18.6 * 5 * 2cm / 7.32 * 1.97 * 0.79in (L * W * D)Keyboard Size: 88 * 17.4 * 0.5cm / 34.65 * 6.85 * 0.20in (L * W * D)Item Weight: 766g / 27ozPackage Size: 33 * 19 * 6.5cm / 12.99 * 7.48 * 2.56in (L * W * H)Package Weight: 980g / 34.6ozDue to the difference between different monitors, the picture may not reflect the actual color of the item.