The Classé CA-M 400 is a high-performance power amplifier designed to deliver superior sound quality and reliability for audio enthusiasts and professional applications. It operates in a Class A/B configuration, which strikes a balance between performance and efficiency. The amplifier is capable of outputting 400 watts per channel into 8 ohms and can deliver even higher power into lower impedances, making it suitable for driving a wide range of speakers. The design features a robust power supply that ensures dynamic headroom and low distortion across the audible frequency range. The CA-M 400 employs advanced circuitry, allowing for low noise and high linearity, thus preserving the integrity of the audio signal. Its construction is marked by a steel chassis that minimizes interference and enhances durability. The amplifier is equipped with balanced XLR and unbalanced RCA inputs, providing versatile connectivity options for various audio sources. The CA-M 400 also incorporates automatic protection circuits to safeguard against overloading and overheating, ensuring longevity and consistent performance. With its compact form factor and elegant design, it integrates seamlessly into various audio setups, catering to both aesthetic and acoustic demands.