These have been tested and work. Sound is very good. Some cracking and flaking in the ear pads. These were used for flying.

Experience music like never before with the Splendor KH-1 headphones. These vintage headphones are a true gem from the 1970s, made with high-quality materials and excellent craftsmanship. They are designed with an adjustable headband for a comfortable fit and have double earpieces for an immersive audio experience.

The headphones are compatible with 6.35 mm (1/4 in) connectivity and are perfect for anyone who enjoys vintage audio and video. They come in a stylish combination of grey, silver, and black and are made in Japan. Get lost in your favorite music or podcast with these Splendor headphones.