The Hamilton HA5 Headphone features two-in-one operation in 1/4 in stereo and 1/4 inch mono modes. Soft leatherette style washable, replaceable ear cushions, easy-to-wear design, swivel ear cups and soft coiled 3 meter long cord (almost 10 feet!) all contribute to longer fatigue-free use. Comes in easy to mark medium gray color. Use in groups with a listening center jackbox.