The Koss Porta Pro Classic On-Ear Wired Headphones in black are suitable for studio monitoring and feature an adjustable headband for a personalized fit. With a 3.5 mm cable length and stereo sound, these headphones provide a comfortable on-ear experience for listening to music or taking phone calls. The impedance of 16 ohm ensures clear and crisp audio, making these headphones a reliable choice for those looking for a high-quality audio experience. Made by the brand Koss, known for their superior sound quality, these headphones are a classic choice for those seeking both style and functionality.