3M Littmann Cardiology IV Stethoscope Standard-Finish Chestpiece Navy Blue Tube Stainless Stem and Headset 69cm

Outstanding acoustics with better audibility of high-frequency sounds (adult side, firm pressure). Tunable diaphragm: Hear high or low frequency sounds by slightly adjusting pressure on the chestpiece. Dual-lumen tubing: Two sound paths in one tube eliminates the rubbing noise of traditional double tubes. Next-generation tubing lasts longer and resists stains. Not made with natural rubber latex or phthalate plasticizers. Headset is easily adjusted for individual fit and comfort. Angled eartubes align with ear canals. Seven-year warranty provides greater peace of mind. Tunable, dual-sided stainless steel chestpiece with open or closed bell Non-chill bell sleeve for greater patient comfort Soft-sealing ear-tips provide optimal comfort and excellent sound occlusion