The AtlasIED AD-18B is a half-rack-space audio distribution amplifier, designed to provide a high-quality, easy to use solution for audio signal distribution in commercial, retail, and domestic environments. It provides one stereo input and eight stereo outputs. It has an adjustable balanced line level input, LED overload and peak warning indicators, clip limiters, and a high output level headroom of +18 dBu. The AD-18B is capable of driving up to 16 separate audio output destinations. The included internal power supply ensures a low noise operation, making it ideal for applications such as conference rooms, classrooms, and pubs.