Reliable and clear acoustic response and light weight combine to make this an ideal entry-level instrument. Tunable diaphragm responds with a simple pressure change to capture low and high-frequency sounds. Teardrop-shaped chestpiece for easier positioning under blood pressure cuffs and around bandages. Anatomically designed headset is angled to meet the path of the ear canal. Soft-sealing eartips provide an excellent acoustic seal and comfortable fit.