Our Stereo Headphones are pleasing to the ears as they are to the head. Our stereo headphones are a great all-purpose electrodynamics headphone. It has good quality of the sound and is effective with over 10M and the sound signal can penetrate barriers like walls and objects without the angle limitation. Some of its Features include: Dual volume controls , Switch able from stereo to mono , Adjustable headband Comfortable leatherette padded ear cushions, Good, full-range sound, good Frequency response: 20-18,000Hz.