Olimpus Music LTD - Succeeding the popular YDP-S52, the Yamaha YDP-S54 is from Yamaha's Arius line of pianos—ones that entry level digital piano players can enjoy, but robust enough that one with
New Yamaha Pianos at NAMM 2019 - WORLD PIANO NEWS
Yamaha Arius YDP-S54 – Keyboard Concepts Piano Stores