The Pioneer SE-72 is a closed-back dynamic headphone model that was produced during the late 1970s and early 1980s. It is characterized by its robust construction and vintage aesthetic, featuring a blend of plastic and metal components that give it both durability and a classic look. The headphones are designed with comfort in mind, using thick padding around the ear cups and headband, allowing for extended listening sessions without discomfort. The SE-72 is known for its relatively lightweight design, making it convenient for portable use. In terms of sound performance, it offers a balanced audio profile with decent bass response, clear mid-range, and treble that does not become overly harsh. Specifications of the Pioneer SE-72 typically include an impedance of 32 ohms, which makes it compatible with a wide range of audio devices, including personal audio equipment and home stereo systems. The headphones feature a frequency response that generally ranges from 20 Hz to 20 kHz, aiming to deliver a comprehensive listening experience. The detachable cable design allows for easy replacement, enhancing usability and longevity. Overall, the SE-72 is appreciated by audio enthusiasts for its nostalgic design and reliable sound quality.