The UR18 delivers digital quality sound in an ultra-lightweight design for listeners on-the-go. The UR18 features dynamic elements for a wide frequency response from 25-15,000 Hz. Closed leatherette ear cushions form a light seal around the ears, enhancing bass frequencies. The UR18 wears comfortably even after hours of continuous listening. An adjustable headband accommodates all head shapes and sizes for maximum comfort. When not in use, the resilient, lightweight frame folds into a compact configuration that's protective, easy to carry and convenient to store. Perfect for travel.