3M ™ Littmann ® Master Cardiology Stethoscope

The ultimate acoustical stethoscope. Hear both high and low frequency sounds from a single-sided, stainless steel chestpiece with tunable diaphragm. Special procedures adaptor for difficult site and pediatric auscultation. Nonchill rim and soft-sealing eartips. Black Edition model has black-coated chest piece and eartubes. Available in 22 or 27 L. 7-year warranty.