3M Littmann Master Cardiology Stethoscope, Brass-Finish Chestpiece, Black Tube, 27 inch, 2175
- 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 eliminates the rubbing noise of traditional double tubes
- Headset is easily adjusted for individual fit and comfortAngled eartubes align with ear canals
- Includes special procedures adaptor for pediatric or neonatal auscultation