The Korg G1B Air digital piano features an RH3 keyboard for the most dynamic and expressive concert-level performance. The G1B Air includes 3 world-class grand pianos with high-quality sound character. Many additional functions like damper resonance, string resonance or key-off simulation provide great naturalness in sound. The integrated Bluetooth interface allows you to connect a smartphone or other Bluetooth device to the digital piano. This allows you to use stored music or other audio material on the digital piano. A powerful speaker system reproduces the sound faithfully.