The AKG K 406 AFC is a model of over-ear headphones designed for professional use in various audio applications. These headphones feature a closed-back design, which helps in isolating external noise, making them suitable for studio monitoring and critical listening. The K 406 AFC is known for its comfortable fit, featuring padded ear cups that allow for extended wear without discomfort. The headphones are constructed with durable materials, ensuring longevity even under frequent use. In terms of sound performance, they deliver a balanced audio profile with clear highs, detailed mids, and a well-defined bass response, which is essential for accurate sound reproduction. The headphones typically come with a detachable cable and a standard 1/4-inch audio jack connector, enhancing their versatility for different audio devices. They may also feature a lightweight design that enhances portability while maintaining robust sound quality. Overall, the AKG K 406 AFC is highly regarded for its performance in both professional and personal audio settings.