- 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 comfort. Angled eartubes align with ear canals.
The 3M™ Littmann® Master Cardiology™ Stethoscope is characterized by the best acoustic response in the Littmann mechanical stethoscope line; with a tunable diaphragm, dual lumen tubing, and a precision, ergonomically designed, stainless steel chestpiece.