Advanced digital piano from ARIUS series that offers authentic piano performance in an smart, practical design that is the perfect complement to any room. It is equipped with a PureCF sound engine that provides piano sound recorded from Yamaha's renowned CFIIIS concert grand piano, heard on stages all over the world. It also offers an authentic performance experience, allowing for rich, natural reverberation even on complex passages with flurries of notes and extensive use of the pedal. A synthetic ivory Graded Hammer (GH) 88-key keyboard provides authentic acoustic piano playability and comfort. The keys absorb moisture from the fingers while playing to prevent slipping and keeping user comfortable. The piano’s reverb effects reproduces the distinctive ambience of a wide range of performance venues – Recital Hall, Concert Hall, Chamber and Club. The Stereophonic Optimizer feature adjusts the sound when listening via headphones, providing the feeling that user is hearing the piano as if he did not have the headphones on, while the Intelligent Acoustic Control (IAC) adjusts the sound automatically, allowing players to enjoy balanced sound at any volume level. The body of the piano contains Acoustic Optimizers that physically regulate the flow of sound and control tone. This new technology developed from Yamaha's intimate knowledge of the acoustic properties of musical instruments, it delivers a natural, smooth sound across the entire keyboard. The Yamaha’s special free app, "Digital Piano Controller," allows user to control the many functions included in compatible Yamaha digital pianos with iPhone or iPad, for even easier operation. Voices, Reverb and other settings can be selected while looking at the screen, making it easy to enjoy new functions with ease. An AC adaptor and the “50 great for piano” piano book are included. Dimensions: 1353 x 792 x 309 mm. Weight: 37.8 kg. Black finish.