The Littmann Cardiology III stethoscope is excellent in all ways: comfortable earpieces, clear adjustable acoustics & relatively light-weight; I've used others, but I return to the Cardio 3 for overall performance as well as the good support provided by Littmann for repairs & service. Get more detail about Littmann Cardiology III Stethoscope 3135 - PLUM TUBING - 27".
