The Onkyo TX-21 is an audio/video receiver that is designed to deliver quality sound performance for home theater setups. It typically features multiple audio inputs and outputs, allowing connections for various devices such as televisions, gaming consoles, and music players. The TX-21 supports surround sound formats, enhancing the movie-watching experience. Its design often includes user-friendly interfaces and remote control options for convenience. Additionally, it may offer various audio processing features and tuning capabilities to optimize sound based on user preferences and room acoustics.
