The 3M™ Littmann® Classic II S.E. Teaching Stethoscope features 3M's patented tunable diaphragm for improved low-frequency response and the ability to hear both low- and high-frequency sounds without turning over the chestpiece. Features a non-chill rim, durable, single-lumen tubing and solid stainless steel combination chestpiece. Two headsets allow instructor and student to perform auscultation on patients simultaneously. Three-year warranty.
Quality product- decreases the student stress when the instructor is listening with them to confirm what they are hearing and what the actual readings are