The Onkyo A-9130 is an integrated stereo amplifier designed to deliver a detailed and powerful audio performance. It features a solid power output per channel and supports a wide range of frequencies to accommodate dynamic audio playback. This amplifier includes features such as WRAT (Wide Range Amplifier Technology) for improved signal accuracy, and it has multiple digital and analog inputs, including a built-in phono stage for turntables, making it versatile for various audio setups.