AER, a revered name in acoustic instrument amplification, has been setting the industry standard for years. Founded by Udo Rösner, Michael Eisenmann, and Susanne Janz in the 1990s, AER amplifiers are celebrated worldwide for their exceptional quality and sound. The company continues to uphold its original vision, with a dedicated team of passionate music enthusiasts driving continuous sound system development. AER stands for high-quality, powerful, sustainable amplifiers proudly made in Germany, serving artists on stages across the globe.