The product is a vintage pair of International Stero Headphones model F-633P, featuring an over-the-ear design with an adjustable headband. The black headphones have a 3.5mm jack connectivity and are suitable for music. Not opened and not tested, these NOS (New Old Stock) headphones offer a classic and retro aesthetic for audio enthusiasts looking for a stylish and functional pair of headphones for their vintage audio setup. Package is a little dirty