Technology
Channeling sound energy onto a real wooden soundboard to produce natural, organic tone — the most authentic digital piano listening experience available.
Found on Kawai's CA99 and NV5S Hybrid instruments, our unique Soundboard Speaker System embraces the resonant qualities of wood as it channels sound energy onto a real wooden soundboard to produce natural, organic tone. The long wooden ribs attached to the soundboard broaden the instrument's frequency range and volume, resulting in a remarkably authentic playing experience that faithfully reproduces the tonal ambiance of an acoustic piano.
Digital audio is generated by the piano's sound engine, reproducing the sampled tones of the Shigeru Kawai SK-EX concert grand.
High-performance transducers convert the electrical signal into mechanical vibration, channeling energy directly into the wooden soundboard.
The wooden soundboard and its ribs resonate naturally, producing warm, rich, expansive tone that fills the room with authentic acoustic character.
On Kawai's AURES series — which includes the K-300 AURES, K-500 AURES, GL-30 AURES and the flagship GX-2 AURES — proprietary high-performance transducers are strategically mounted to the acoustic piano's solid spruce soundboard. By using the natural wood to amplify the digital sounds, warm, rich, expansive tone is produced.
This unique approach means AURES instruments function as both a traditional acoustic piano and a silent practice instrument with headphones, all while sharing the same soundboard for acoustic amplification.
Kawai's flagship Concert Artist digital piano, featuring the Soundboard Speaker System alongside the Grand Feel III wooden-key action.
A hybrid piano combining acoustic piano action components with digital sound generation, featuring the Soundboard Speaker System for unmatched authenticity.
K-300 AURES and K-500 AURES bring the Soundboard Speaker System to traditional upright piano forms.
The flagship AURES grand piano, combining the acclaimed GX-2 acoustic grand with transducer technology for a complete silent/acoustic hybrid experience.
The choice to use a real wooden soundboard rather than synthetic materials is deliberate. Wood has been the primary medium for acoustic piano resonance for over 300 years. Its complex cellular structure, natural density variation, and response to humidity give it a tonal character that no synthetic material has yet matched. By coupling digital sound generation to a real wood soundboard, Kawai's Soundboard Speaker System bridges the gap between digital and acoustic in a way that is genuinely unique in the industry.
Discover the Soundboard Speaker System at an authorized Kawai dealer near you.
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