Remanufactured Sennheiser RPXC 250 Noise-Canceling Headphones (Discontinued by Manufacturer) Lightweight, foldable closed-ear portable headphones NoiseGard active noise reduction cancels steady-state noise by up to 15 dB Fold-and-flip design lets listener turn the ear cups 90 degrees for easy transport Includes 1/4-inch stereo and 2-pronged airplane adapters Remanufactured to like-new condition; 2-year warranty (same as new)