ADC Adscope 647 Sprague Lightweight Stethoscope, Lightweight Stethoscope, Royal Blue RB, ADC (CAT#: STEM-MEME-0081-LC)

The Proscope 647 Sprague Lightweight Stethoscope manufactured by ADC features a threaded chestpiece drum, allowing for the use of five interchangeable chestpiece fittings with few acoustic leakage. The Stethoscope features a proprietary valve mechanism to eliminate acoustic leakage.
The 647 Stethoscope consists of one bell chestpiece, one chestpiece key, two spare diaphragms, one pair of mushroom eartips, and one pair silicon eartips.

Bells: 1.25", 1", 3/4"

Threaded chestpiece drum
Proprietary valve mechanism to prevent acoustic leakage
Adjustable binaurals made of chrome-plated brass
Latex free
Extra thick Y tubing

MDF 777 Stainless Steel Dual Head Stethoscope, Abyss (Navy Blue), MDF Instruments (CAT#: STEM-MEME-0082-LC)