A patented tunable diaphragm and superb craftsmanship offer theultimate performance in a superior single-sided stethoscope.

The Littmann Master Cardiology stethoscope meets the standards of healthcare professionals who demand the highest acoustic response.

Product features:

• Patented tunable diaphragm conveniently alternates between low and high frequency sounds

• 2-in-1 tube design eliminates tube rubbing noise

• Seven-year warranty