•Versatile chestpiece design provides high acoustic sensitivity with both a tunable diaphragm and open bell.•Tunable diaphragm: Hear high or low frequency sounds by slightly adjusting pressure on the chestpiece.•Non-chill rim and diaphragm provide patient comfort.•Soft-sealing eartips provide an excellent acoustic seal and comfortable fit.•Headset is easily adjusted for individual fit and comfort. Angled eartubes align with ear canals.•28", Latex Free, 3 yr warranty, 4.8 oz The 3M™ Littmann® Classic II S.E. Stethoscope is a dependable, hard-working clinical tool for physical assessment and monitoring of your patients. It’s the choice of millions of care providers who are dedicated to achieving the best patient outcomes.