• Built to hear more • Useful in critical care and challenging environments. Such as the ED, ICU, Cardiac ICU, step-down unit and other dynamic locations • Hear subtle changes in patient status • Diagnose and make decisions with confidence • Better audibility of high-frequency sounds (adult side, firm pressure) compared to Cardiology III can help you learn more about your patient’s condition Specifications: • Chestpiece Size : 1.3 Inch / 3.3 cm|| 1.7 Inch / 4.3 cm • Chestpiece Weight : 3.1 Ounce • Chestpiece Weight (metric) : 87 g • Diameter (Metric) Unit : : 4.3cm • Diaphragm Diameter : 1.7 Inch • Diaphragm Diameter (metric) : 4.3 cm • Length Unit : 27Inch • Length Metric Unit : 69cm • Net Weight Unit : 6.2oz • Net Weight Metric Unit : 177g • Small Diaphragm Diameter : 1.3 Inch • Small Diaphragm Diameter (metric) : 3.3 cm • Applications : Cardiology/High Performance • Brand :3M™ Littmann® Stethoscopes • Binaural Construction : Double Lumen • Chestpiece Finish : Machined Stainless Steel • Chestpiece Technology : Double Sided • Color Group : Blue • Diaphragm Material : Epoxy/Fiberglass • Diaphragm Type : Tunable, single-piece • Eartip TypeSoft Sealing • Extra Eartips : Yes • Headset Finish :Stainless • Headset Material : Wide diameter aerospace alloy / Anodized aluminum • Model :Cardiology IV™ • Performance :9 • Product Color : Navy Blue • Special Adaptors : No • Stem Finish : Stainless • Tube Color : Navy Blue • Tube Construction : Double Lumen • Tunable Diaphragm : Yes