The AC123 benefits massively from its large acoustic chamber, providing an effortlessly full sound. This piano has had all of its components manufactured in Germany to the highest specification possible. Starting from the back, this instrument has an incredibly sturdy base from which to project its excellent, acoustic profile. The clarity of this models sound stems from the handmade bass strings, high quality mid-range and treble strings which ensure richness in the lower end and a smooth flow through the keyboard. Wilh. Steinberg have also introduced the Flemming action into their AC series pianos, which in collaboration with their high-class hammers provide an excellent sound quality that never fails to pick up even the finest of nuances in a pianists playing style. This ability to convey the emotion of the musician is what sets this piano apart from other instruments in its price bracket.