Yamaha ARIUS YDP-145 88-Key Console Digital PianoYamaha YDP 145 Overview Enjoy learning, practicing, or playing the piano with the black walnut Yamaha ARIUS YDP 145, a digital console piano offering the playability and authentic sound of an acoustic grand piano for beginners and intermediate players alike. The 88 GHS (Graded Hammer Standard) weighted keys along with three piano style pedals provide realistic feel and response, while the sound engine with Virtual Resonance Modeling Lite (VRM Lite)