3M™ Littmann® Cardiology III™ Stethoscope, Brass-Finish Chestpiece, Black Tube, 27 inch, 3128BRS
'The 3M™ Littmann® Cardiology III™ Stethoscope combines outstanding acoustic performance with exceptional versatility. Its innovative design offers a patented tunable diaphragm on each side of
•Double-sided chestpiece, for adult and pediatric auscultation
•Pediatric side can be converted to an open bell for low frequencies using non-chill bell sleeve (included).
•Pressure-based sound frequency adjustment with tunable diaphragm
•Parallel noise-reducing sound channels in the tubes