Brand: Yamaha
The Yamaha K-640 is a high-quality, professional digital piano that offers exceptional sound and versatility for musicians of all levels. Some of its key features include:1. Graded Hammer Standard (GHS) keyboard: This is Yamaha's proprietary keyboard action, which replicates the feel of an acoustic piano, with lighter keys in the higher register and heavier keys in the lower register.2. Pure CF Sound Engine: This sound engine uses samples from the CFIIIS concert grand piano, which is considered one of the best concert grand pianos in the world. This delivers incredibly detailed and lifelike piano sounds.3. Virtual Resonance Modeling (VRM): This technology accurately simulates the resonant behavior of the strings and body of a concert grand piano, providing a rich, natural sound that is full of detail and depth.4. 400 high-quality Voices: The K-640 offers a vast selection of instrument voices, including pianos, strings, brass, and more, that can be easily selected using the front panel buttons or the touch-sensitive, impressively realistic Virtual Resonance Modeling (VRM) keyboards.5. 16-track MIDI recorder: The K-640 can record and playback up to 16 tracks of MIDI data, allowing you to create complex compositions and arrangements.6. Aural Symphony: A unique feature of the K-640, which provides a variety of orchestral backing patterns to accompany your performances in a variety of genres, from small jazz ensembles to full orchestral arrangements.Overall, the Yamaha K-640 is a high-quality digital piano that combines exceptional sound quality, realistic keyboard action, and advanced technology to provide a professional level of performance and versatility.