3M™ Littmann® Master Cardiology™ Stethoscope - 2164 1 Liter Gas Capacity 465

1 Liter Gas Capacity 465 Liter Cylinder Diameter 111 Working Pressure 150 Bar Test Pressure 225 Bar Kit weight (Approx) 5

hard plastic

Standard-Finish Chestpiece

Comfortably adjust with you throughout the night

better for data management

3M™ Littmann® Master Cardiology™ Stethoscope - 2164 1 Liter Gas Capacity 4653M Littmann Master Cardiology Stethoscope, Navy Blue Tube, 27 in, 2164 3M ID 70201184523 The 3M Littmann Master Cardiology Stethoscope features tunable diaphragm technologya 3M inventionthat lets clinicians hear different frequency sounds by simply adjusting the pressure on the chestpiece. Unlike two sided models, theres no need to turn over and reposition the chestpiece. Hold the chestpiece with light pressure to hear low frequency sounds; press a