3M Littmann Master Cardiology Stethoscope, 27

A tunable diaphragm and superb craftsmanship offer the ultimate performance in a single-sided stethoscope. The Littmann Master Cardiology Stethoscope offers a handcrafted stainless steel chestpiece with the portable convenience of a single-sided stethoscope. The tunable diaphragm conveniently alternates between low and high-frequency sounds with a simple pressure change on the chestpiece. Size: 27". Color: Caribbean Blue. Made in USA. 3M Littmann provides seven years warranty.