The two-sided 3M Littmann Classic II Infant Stethoscope is specially designed, sized and has high acoustic sensitivity for infants. Benefits * 3/4” traditional bell on one side for lower frequencies * Patented floating diaphragm on one side for higher frequencies * Non-chill rim and diaphragm * Anatomically designed headset Additional Benefits * Patented 3M Littmann Snap Tight Soft-Sealing Eartips * Durable, latex-free design * 3-year warranty Specifications * Application Infant, Physical Assessment and Diagnosis * Chestpiece Finish Machined Stainless Steel * Chestpiece Technology Double sided * Chestpiece Weight 30 Gram * Diaphragm Diameter 1.06 Inch * Diaphragm Diameter (metric) 2.7 Linear Centimetre * Diaphragm Material Epoxy/Fiberglass * Diaphragm Type Floating Diaphragm * Eartip Type Soft Sealing * Extra Eartips Yes * Headset Material Wide Diameter Aerospace Alloy / Anodized Aluminum * Length 28 Inch * Length (metric) 71 Linear Centimetre * Net Weight 95 Gram * Occupation Nurse, Pediatrician * Patient Infant * Performance 7 * Small Diaphragm Diameter 0.75 Inch * Small Diaphragm Diameter (metric) 1.9 Linear Centimetre * Special Adaptors No * Available tube colors: Black, Caribbean Blue, Raspberry, Red