The Denon PMA-250 is an integrated amplifier, known for its solid build quality and sound performance. It features multiple inputs, including phono and line-level connections, allowing compatibility with a range of audio sources. The amplifier is designed to deliver clear and dynamic sound, making it suitable for both casual listening and more critical listening environments. It provides a power output that can adequately drive various types of speakers and often includes additional features such as tone controls and speaker selection options.