Have you ever heard of a headphone with the new flag ship from ultrasone ? Germany has the high-end headphone market covered, as Beyer Dynamic, Sennheiser, and Ultrasone are all headquartered there. Ultrasone is the newcomer of the group, but it’s hardly new. It was founded in 1991 in Tutzing, close to the Alps in southern Germany. The headphones are manufactured in the U.S., Germany, Austria, and Taiwan. Ultrasone has just announced a new flagship model, the HFI-2400 ($329). It features Ultras