Tunable diaphragm and rim assemblies are available for 3M™ Littmann® Master Cardiology™, Cardiology S.T.C., Cardiology III, Cardiology II S.E., Master Classic II, Classic II S.E., Select and Lightweight II S.E. stethoscopes.
Allows for easy replacement of diaphragm.
Standard diaphragm designed to listen to the higher-frequency sounds.
Available in sizes to fit Littmann® stethoscope models that feature a standard floating diaphragm (non-tunable).