Lightweight and adjustable, the Koss KTXPro1 headphones deliver portability with great titanium sound. The adjustable headband provides a comfortable, secure fit as you travel to work, home, or anywhere in between. The inline volume control and open, hear-through sound provide the convenience in portable music. The titanium layered diaphragm delivers accurate sound reproduction for the full sound of Koss, perfect for home and portable use. The open foam ear cushions provide an open, hear-through sound.