"> is a robust and versatile stethoscope with superior acoustic quality that enables ER physicians and first responders to deliver fast and efficient emergency care to both pediatric and adult patients using just one stethoscope. With the included screw-on cardiology bell conversion, this stethoscope can be easily transformed into a cardiology stethoscope. Constructed from premium- grade acoustically-superior stainless steel, the ER Premier ™ delivers accurate auscultation of heart, lung, and Korotkoff sounds with acoustic integrity and clarity. The ER Premier ™ is the ultimate diagnostic instrument with unmatched perfor- mance, durability, and aesthetics