Width 1461mm (57-1/2") (Polished finish: 1466mm (57-11/16")) Height 927mm (36-1/2") (Polished finish: 930mm (36-5/8")) Depth 459mm (18-1/16") (Polished finish: 459mm (18-1/16")) Weight Weight 58.0kg (127lbs., 14oz) (Polished finish: 61.5kg (135lbs., 9oz)) Control Interface Keyboard Number of Keys 88 Type GH3X (Graded Hammer 3X) keyboard with synthetic ivory keytops, escapement Touch Sensitivity Hard 2, Hard 1, Medium, Soft 1, Soft 2, Fixed Pedal Number of Pedals 3 Half Pedal Yes Functions Damper with half pedal effect, Sostenuto, Soft Display Type Full Dot LCD Panel Language English Cabinet Key Cover Key Cover Style Sliding Music Rest Yes Voices Tone Generation Piano Sound Yamaha CFX, Bösendorfer Imperial Key-off Samples Yes String Resonance Yes Smooth Release Yes Damper Resonance Yes Polyphony Number of Polyphony (Max.) 256 Preset Number of Voices 34 Effects Types Reverb 6 Chorus 3 Brilliance 7 Master Effect 12 Intelligent Acoustic Control (IAC) Yes Functions Dual/Layers Yes Split Yes Songs Preset Number of Preset Songs 18 (Voice Demo), 50 (Piano), 303 (Lesson) Recording Number of Songs 250 Number of Tracks 16 Functions USB Audio Recorder Playback WAV Recording WAV Metronome Tempo Range 5～500 (quarter note) Overall Controls Transpose Yes Other Control Tuning, Scale Type, etc. Storage and Connectivity Storage Internal Memory approx. 1.5MB External Drives USB Flash Memory Connectivity Headphones 2 MIDI IN, OUT, THRU AUX IN Stereo Mini AUX OUT L / L+R, R USB TO DEVICE Yes USB TO HOST Yes Amplifiers and Speakers Amplifiers 30W x 2 Speakers 16cm x 2 [6-5/16" x 2] Acoustic Optimizer Yes Power Supply Power Consumption 20W Accessories Accessories Headphones Hanger, "50 greats for the Piano"