Yamaha YDP-S35 B Arius, Digital Piano, 88 Weighted keys with hammer action (Graded Hammer, GHS), 10 Sounds (incl. high-end sound from the Yamaha CFX grand piano), 192-Voice polyphonic, Effects (reverb: 4 types, Stereophonic Optimizer, Intelligent Acoustic Control), Midi recording (2 tracks), Functions: dual, duo mode, metronome, transpose (-6 - +6), tuning (414.8 - 466.8 kHz), Pedal unit: sustain (half pedal), sostenuto, soft, USB to host connection, 2 Headphone outputs: 6.3 mm stereo jack, Speaker: 2x 8 W, Dimensions (W x D x H): 1353 x 309 x 792 mm (depth with open cover - 317 mm), Weight: 37 kg, Colour: Black, Incl. power supply unit (PA-150) and music book