The Kawai ATX4 (AnyTimeX4) system redefines what's possible with an acoustic piano, blending the timeless feel of a traditional instrument with the flexibility of modern digital technology. Designed for select Kawai upright and grand pianos, the ATX4 system allows players to enjoy the full acoustic experience — or switch to silent mode and play privately using headphones, all without compromising touch or tone.

At the heart of the ATX4 system is Kawai’s premium digital sound engine, featuring the SK-EX Concert Grand sample, paired with a highly responsive non-contact optical sensor system that captures every nuance of your performance. With Bluetooth MIDI, USB connectivity, and app integration via Kawai’s PianoRemote and Sound Museum apps, the ATX4 provides total control and creative freedom for players of all levels.

Key Features:

• Silent play mode with high-resolution optical key sensors

• SK-EX Concert Grand piano sound engine for world-class tone through headphones

• Bluetooth MIDI, USB, and app connectivity for seamless integration with devices

• Authentic acoustic action preserved for both traditional and silent playing

• Built-in recording, metronome, and multiple instrument voices

Who It’s For:
The ATX4 system is ideal for pianists who want the feel of a true acoustic instrument with the added convenience of silent practice — perfect for shared living spaces, late-night sessions, or modern musicians seeking digital versatility without sacrificing traditional playability.

Whether you're practicing privately or exploring new creative tools, the Kawai ATX4 system lets you enjoy the best of both worlds — acoustic realism and digital freedom, Anytime.