Comfortable and lightweight digital-ready headphone eliminates up to 95% of sounds that interfere with your listening pleasure. Enhanced audibility of distinct tones for a truer audio representation. Reduces distortion resulting from over-amplification. Ideal for home and travel, especially airplanes. Adjustable, collapsible and compatible with any portable audio device. Over 50 hours of battery power with 2 AAA batteries (not included). Includes travel pouch. Manufacturer’s limited 90-day warranty.