TRUSTED by Medical Providers since 1971 | Backed by our Full Lifetime Warranty & Replacement-Parts-For-Life Program Included| Latex-Free ALL-PURPOSE LIGHTWEIGHT diagnostic stethoscope that delivers accurate auscultation of heart, lung, and stomach (gastrointestinal, bowel, etc.), blood pressure flow (Korotkoff) sounds with acoustic integrity and clarity in doctor, nurse, student, etc. clinical settings or home settings. DUAL HEAD CHESTPIECE designed with a turnable, fully rotating stem and a true bell and true diaphragm to capture high or low frequency sounds as needed. Handcrafted from premium aluminum to deliver the ultimate value in auditory diagnostics with unmatched performance and durability in its lightweight class. PATENTS, HEADSET, TUBING & EARTIPS: longer, thicker and non-stick tube and ErgonoMax headset that includes a patented dual-leaf spring construction, patented Acoustic Pyramid Chamber and a patented SafetyLock Eartip adapters to maximize sound performance, durability, comfort, and extended use. INCLUDES: 3 pairs of Small, Regular and Large MDF ComfortSeal clear eartips, an extra diaphragm, ID name tag, Lifetime Warranty and Replacement Parts for Life program included. Makes a great gift with over 20 color variations to choose from.