88 Natural Wood keys with Synthetic Ebony and Ivory Key Tops and Graded Hammer (GH3) Action Three premium grand pianos, two upright pianos and five electric pianos Master delay, reverb and EQ effects with dedicated realtime controls Seamless Sound Switching: change sounds while holding notes without sound cutoff 2 Ch. USB Audio/MIDI Interface for audio recording and playback & MIDI control, Balanced XLR & unbalanced ¼” stereo outputs covers a wide-range of connectivity. Dual 1/4" AUX line inputs connects, second keyboards, mobile devices and more., One-to-one UI for direct sound control during stage or studio performance, Soundmondo social sound sharing gives access to thousands of free sounds