Description Portable stage piano with Bluetooth 88 keys with hammer action GHC (Graded Hammer Compact) keyboard Yamaha CFIIIs concert grand piano sound Damper resonance 10 sounds 64 voices Dual & Layer mode with two sounds each 4x reverb Metronome function 303 learning songs Bluetooth audio USB MIDI & Audio 2x 7 watt stereo speakers Smart Pianist App / Rec’n’Share App (Android / iOS) Optional L-100 stand, LP-1 pedal unit incl. attachable music stand, sustain pedal, power supply unit