Reward your achievement with the mark of distinction – a 3M Littmann Master Cardiology Stethoscope. With a handcrafted stainless steel chestpiece and latex-free materials, this top-of-the-line stethoscope is designed for peak performance. Benefits * Anatomically designed headset * Two-in-one tube design (dual lumen) eliminates noise from two tubes rubbing together * Pressure-based sound frequency adjustment with tunable diaphragm * Special-procedures adaptor (included) for neonatal or pediatric auscultation Additional Benefits * Patented 3M Littmann Snap Tight Soft-Sealing Eartips * Non-chill rim and diaphragm * Durable, latex-free design * Variety of tube colors and chestpiece finishes * 7 year warranty Specifications * Application Cardiology/High Performance * Chestpiece Finish Polished Stainless Steel * Chestpiece Technology Single sided * Chestpiece Weight 90 Gram * Diaphragm Diameter 1.75 Inch * Diaphragm Diameter (metric) 4.4 Linear Centimetre * Diaphragm Material Epoxy/Fiberglass * Diaphragm Type Tunable Diaphragm * Eartip Type Soft Sealing * Extra Eartips Yes - two extra pairs * Headset Material Wide Diameter Aerospace Alloy / Anodized Aluminum * Length 27 Inch * Length (metric) 69 Linear Centimetre * Net Weight 185 Gram * Occupation Anesthesiologist, Cardiologist, Emergency Physician, EMT/EMS, Family Practitioner, Internist, Medical Student, Nurse, Pediatrician, Physician, Respiratory Specialist * Patient Adult, Infant, Pediatric * Performance 10 * Special Adaptors Yes * Available tube colours: Black, Burgundy, Green, Navy