The Pioneer SE-505 Stereo Headphones are a vintage pair of over-the-ear headphones from the 1970s, designed for studio monitoring, DJ, and live monitoring. With a frequency range of 20Hz-20KHz and an impedance of 8 ohm, these headphones provide clear and precise sound quality. Featuring an adjustable headband and stereo sound, they are suitable for a variety of audio professionals looking for reliable and comfortable headphones for extended use. Made in Japan by Pioneer, known for their high-quality audio equipment, these headphones offer a classic black color and a stylish design.