A patented tunable diaphragm and superb craftsmanship offer the ultimate performance in a superior single -sided stethoscope. The Littmann Master Cardiology Stethoscope meets the exacting standards of health care professionals who demand the highest acoustic response. Tunable diaphragm technology allows you to conveniently alternate between low and highfrequency sounds without turning over the chestpiece.
Tunable diaphragm technology allows you to conveniently alternate between high and low frequency sounds without turning over the chestpeice. See it in action...