3M Cardiology Stethoscope for Adult & Pediatric patients. This special stethoscope has two tunable diaphragms which allows the user to conveniently alternate between low and high frequency sounds without turning over the chest piece. The large side can be used for adult patients, while the small side is especially useful for pediatric or thin patients.

27 inch (69 cm) Cardiology III Stethoscope, black plated chestpiece and eartubes, black tube