The 2110 is Boulder’s most iconic offering. It is instantly recognizable, our highest performing, continuously-produced preamplifier. Inside there are countless technological advancements and precision electronic design. Outside, the modern and luxurious look is highlighted by a wrap-around mirror-glass display window and hand-polished stainless steel controls. Extensive connection and programming features make the 2110 the obvious choice as the heart of any world-class audio system.