Professional RD stage piano with expanded sounds, including the SuperNATURAL Acoustic Piano 3 Expansion.The RD-88 EX delivers a premium RD stage piano experience with expanded sounds and supreme playability. Perform at the highest level with SuperNATURAL and ZEN-Core engines and our expressive PHA-4 hammer-action keyboard. Freely combine internal sounds with computer-based virtual instruments. And perform anywhere with the portable design and room-filling stereo speaker systemAuthentic Piano Feel, Compact SizeDont compromise on realism and quality when it comes to a compact and lightweight keyboard. The RD-88 EX features the renowned PHA-4 action, delivering individually-weighted keys with a graduated feel, ivory/ebony texture, and escapement, just like a high-end grand piano.Experience the authentic touch of a grand piano in a portable package. Plus, dont forget the built-in speakers, offering surprising volume for their size, perfect for home practice and small rehearsals.Versatile