The exceptional high-quality sound and durability of the U series have been achieved through outstanding design, thorough quality control of the wood materials, and unique application of advanced technology to craft parts that are resistant to warping and twisting. The result is extraordinarily smooth and sensitive playability, with even the most delicate nuances preserved and given full expression. We have packed all of Yamaha's unique commitment in this instrument to ensure that your piano playing enjoyment lasts for a long time.