Description from Woodbrass : The Korg G1 Air revolutionizes the world of digital pianos by incorporating for the first time the sounds of acoustic pianos from the Kronos2. By offering unparalleled sound and a perfect playing experience, the Japanese firm sets here a new standard for the digital piano. At the heart of the Korg G1 Air, 3 world-renowned concert pianos, each with its own sound characteristics. You can experience the sound of these 3 pianos and select the one that best suits your style. In addition, the G1 Air offers sound systems for classical pianos, an organ, a clavinet, a vibraphone, an acoustic guitar, strings and much more, up to 32 different sounds. Three high-quality effects are also available: brightness, reverb and chorus as well as Bluetooth audio, transforming the speaker column into a high-end living room Bluetooth speaker. Features: - 88 keys - RH3 keyboard (Real Weighted Hammer Action 3) - 29 sounds 3 bass sounds - Polyphony 120 voices - 50 demo songs - Speaker system: 2 x 20 Watt - Damper resonance effect (Strong pedal) - Simulation of string resonance - Key-Off effect - Transposer - Effects: Brilliance, reverb and chorus - Metronome - 2-track recorder - 3 pedals - Line out - MIDI In / Out - USB port - 2 headphone outputs - Pedal connection - Bluetooth - Retractable keyboard cover - New powerful speaker system with the sound of a grand piano - Included: AC adapter - Dimensions with open keyboard cover: 1346 x 384 x 985 mm - Weight with stand: 41 kg - Color: White