The AKG K 120 is an over-ear, open-back headphone designed to provide a natural sound experience. It features a lightweight design, making it comfortable for extended listening sessions. The open-back design allows for a more immersive listening experience, as it provides a sense of space and depth. It typically employs a frequency response range that caters to both lows and highs, ensuring a balanced audio presentation suited for various musical genres. The K 120 also includes replaceable ear pads for longevity and comfort. The headphones may have a standard impedance that makes them suitable for use with a variety of audio devices, including home audio systems and portable media players.