Yamaha acoustic grand piano DGB1K integrated with advanced digital technology, allowing it to play itself with incredible nuance, record performances, and stream music, effectively turning a traditional instrument into a sophisticated home entertainment and practice system with wireless app control and access to extensive digital music libraries. It features precise optical sensors and servo technology for accurate key/pedal reproduction, silent practice via headphones, and compatibility with popular artists' performances, making it ideal for learning, performance, and enjoyment. Key Features Acoustic Core: Starts with a renowned Yamaha acoustic grand piano (available in various sizes and series like GB1K, C1X, etc.). Self-Playing Technology: Discreetly built-in system uses optical sensors and DSP servo drives to meticulously replicate every key, hammer, and pedal movement of original performances, capturing subtle nuances like key release speed. Connectivity: Connects wirelessly via Wi-Fi to iOS/Android apps, computers, and includes USB/MIDI/Audio ports for control and audio playback. Content & Streaming: Offers 500+ built-in songs, access to thousands more via Yamaha MusicSoft, and streaming radio channels (like Yamaha Piano Radio) for 24/7 music. Recording & Silent Practice: Can record your playing and offers Yamaha's Silent Piano technology for private practice with headphones. Artistic Performances: Features recordings from famous artists like Sarah McLachlan, Bob James, and Jamie Cullum.