Yamaha YDP-164 WH Arius, Digital Piano, Graded Hammer 3 (GH3) 88-key keyboard, Synthetic ebony and synthetic ivory surface, Yamaha CFX piano sound, Intelligent Acoustic Control and Acoustic Optimiser, Stereophonic optimiser, 192-Fold polyphony, 10 Tones, 4 Reverb types, Dual function and duo mode, Metronome, 2-Track recording (1 song), 10 Demo songs and 50 piano songs, 3 Pedals, Keyboard cover, USB to host, 2 Headphone jacks, Amplifier: 2x 20 W, Dimensions (W x H x D): 1357 x 849 x 422 mm, Weight: 42 kg, Colour: White matte