Tunable diaphragm allows the user to conveniently alternate between the low- and high-frequency sounds without turning over the chestpiece. • Handcrafted solid stainless steel chestpiece. • Dual-lumen design eliminates tube noise artifact from two tubes rubbing together. • Portable convenience of a single-sided chestpiece. • Excellent acoustic seal and comfortable fit with patented 3M™ Littmann® Snap Tight Soft-Sealing Eartips. • Comfortably angled, anatomically correct headset. • Patient-friendly, nonchill rim and diaphragm. Special procedures adaptor for difficult site or pediatric auscultation. • Tubing Color – Black • Seven-year warranty.
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