3M, Cardiology Stethoscope 3M Littmann Master Cardiology Black 1-Tube 27 Inch Tube Single Head Chestpie, 1 EachProduct Description The 3M Littmann Master Cardiology Stethoscope is designed for clinicians who require an exceptional level of sound quality and performance. This high quality stethoscope features a single head chest piece that allows for detailed auscultation of heart, lung, and other sounds. With its sleek, black design and durable construction, it is both stylish and functional. The precision engineered acoustic tubing facilitates optimal sound