3m littmann cardiology iii spare parts kit black

 Product Use: 3M Littmann Stethoscope Spare Parts Kit for the stethoscope cardiology iii contains a black rim and tunable diaphragm for both the adult and pediatric sides of the chestpiece, in addition to two small (1/2 inch), black Snap Tight Soft-Sealing Eartips. littmann stethoscope cardiology spare part kit features tunable diaphragm technology?a 3M invention?lets clinicians hear different frequency sounds by simply adjusting the pressure on the chestpiece. Hold the chestpiece with light pressure to hear low frequency sounds; press a little more to hear higher frequency sounds. This time-saving feature allows the healthcare provider to focus on both adult and pediatric patients.