The new Kawai CA401, CA501, CA701, and CA901 series are digital pianos with advanced features designed to provide a high-quality playing experience. These pianos come with improved sound samples, including the new competition grand, which provides a more authentic and realistic sound. They also have a range of connectivity options, such as Bluetooth and USB, and features like virtual technician, which allows players to adjust various piano settings to suit their preferences. Overall, the Kawai CA401, CA501, CA701, and CA901 series are ideal for anyone looking for a digital piano with exceptional sound quality and advanced features.