3M™ LITTMANN MASTER CARDIOLOGY STETHOSCOPE BLACK – 2160 (27in/68cm)

Outstanding acoustics: The highest in Littmann mechanical stethoscopes. Tunable diaphragm: Hear high or low-frequency sounds by slightly adjusting pressure on the chestpiece. Dual-lumen tubing: Two sound paths in one tube eliminate the rubbing noise of traditional double tubes. The headset is easily adjusted for individual fit and comfort. Angled ear tubes align with ear canals. A seven-year warranty includes free repair during this period on any manufacturing or material defect(s) Made in the USA Latex free