The Onkyo TX-2000 is an integrated stereo receiver that features a solid 2-channel amplifier, offering good power output suitable for various audio setups. It includes multiple inputs for various sources, such as phono for turntables, line inputs, and options for connecting to digital audio sources. The unit typically includes tone controls, speaker outputs, and various output options. The design of the TX-2000 typically reflects the styling of its era, featuring functional knobs and a straightforward layout, making it user-friendly.