Stethoscope Littmann Select

The Littmann Select Stethoscope features a patented tunable diaphragm that alternates between bell and diaphragm modes with a simple pressure change on the chestpiece. Its reliable and clear acoustics offer an advantage to health care professionals when listening to heart, lung and blood pressure sounds.
A tunable diaphragm that alternates between bell and diaphragm modes without the need to turn over the chestpiece. 
Portable convenience of a single-sided chestpiece. 
Comfortably angled, anatomically correct headset. 
Single-lumen tubing is available in a variety of colors.
Two-year warranty.
Length of the lyre : 71 cm.