Features The host and bracket are made of high quality wood 88 key hierarchical progressive dynamic touch key induction heavy hammer keyboard French DREAM dream source volume control is the main volume night playing can be adjusted or headphone jack The pedals are the same as traditional mechanical grand pianos including sustain pedal soft pedal and damper pedal MIDI computer interface can realize unlimited song recording storage support 64 track 16 channel MIDI recording support MIDI 01 format files GM international standard unlimited expansion and upgrade of the system Specification Number Of Polyphony 128Rated Power Supply DC 15V 3APower 25W 2Size 131 26 11cmPacking Size 136 30 18cmWeight 15kgPackage Included 1 x Piano1 x Power Adapter1 x Headphone1 x Piano cloth1 x Pedal1 x Instruction Manual