Littmann Cardiology IV Stethoscope | 3M

The 3M™ Littmann® Cardiology IV™ Stethoscope delivers outstanding acoustic performance and diagnostic versatility for healthcare professionals. Designed for superior audibility, it allows clinicians to clearly hear both low and high-frequency sounds by simply adjusting chestpiece pressure.

Featuring a distinctive chalice-shaped chestpiece with single-piece tunable diaphragms on both adult and pediatric sides, it adapts seamlessly to patient needs. The pediatric side converts to a traditional open bell with the included non-chill sleeve for added convenience.

With dual-lumen tubing to eliminate unwanted noise, next-generation materials for longer durability, and an adjustable headset with soft-sealing eartips, the Cardiology IV ensures comfort, precision, and reliability in every examination. Supported by a 7-year warranty, it’s trusted worldwide by cardiologists, physicians, nurses, EMTs, and medical students.

Key Features & Benefits

• Outstanding Acoustics – Better audibility of high-frequency sounds with firm pressure
• Dual-Sided Chestpiece – Tunable diaphragms on adult & pediatric sides
• Convertible Pediatric Side – Switch to open bell with non-chill sleeve
• Tunable Diaphragm Technology – Hear high or low frequency sounds by adjusting pressure
• Dual-Lumen Tubing – Two sound paths in one tube for reduced interference
• Durable Next-Gen Tubing – Resists stains, skin oils, and alcohol; latex & phthalate-free
• Custom Comfort – Adjustable headset tension with snap-tight, soft-sealing eartips
• Trusted Worldwide – Used across specialties for cardiac, lung, and general exams
• Complete Kit – Includes eartips, non-chill bell sleeve, and instructions
• Peace of Mind – Backed by a 7-year warranty