3M™ Littmann® Master Cardiology™ Stethoscope

The 3M™ Littmann® Master Cardiology™ Stethoscope delivers the best acoustic response in the Littmann mechanical stethoscope line, providing exceptional clarity for heart, lung, and other body sounds. Designed for healthcare professionals who demand precision, the Master Cardiology combines tunable diaphragm technology, dual-lumen tubing, and a high-quality stainless steel chestpiece to ensure accurate auscultation in any clinical setting.

Ideal for cardiologists, critical care specialists, emergency physicians, and advanced practice clinicians, this stethoscope is engineered for high-performance use across a broad range of patient assessments. Its intuitive design helps clinicians focus on what matters most: listening clearly to their patients.

Key Details at a Glance

• Tunable diaphragm: hear high- and low-frequency sounds by adjusting chestpiece pressure
• Dual-lumen tubing eliminates rubbing noise and preserves clear sound
• Single-sided stainless steel chestpiece for portability and precision
• Comfortable Snap-Tight Soft-Sealing Eartips for optimal acoustic seal
• Non-chill rim provides patient comfort
• Available in multiple tube and chestpiece finishes
• Broadly used across healthcare settings as a diagnostic tool
• 7-year limited warranty

Why Choose the Littmann Master Cardiology Stethoscope?

Tunable Diaphragm Technology

The tunable diaphragm, a 3M innovation, allows clinicians to hear both high- and low-frequency sounds without flipping the chestpiece. Apply light pressure to detect low-frequency sounds or slightly increase pressure to hear higher-frequency sounds. This time-saving feature enhances efficiency during cardiology and physical assessments.

Dual-Lumen Tubing for Clear Sound

The dual-lumen tubing contains two sound paths within a single tube, eliminating the rubbing noise often found in traditional double-tube stethoscopes. This design ensures crystal-clear acoustic transmission while maintaining portability and ease of use.

Comfortable, Secure Fit

The Littmann Master Cardiology includes Snap-Tight Soft-Sealing Eartips for a snug, comfortable fit and excellent acoustic seal. The non-chill chestpiece rim enhances patient comfort during prolonged exams, making it suitable for frequent use in busy healthcare environments.

Precision Stainless Steel Chestpiece

The single-sided stainless steel chestpiece is engineered for precision and durability. Its sleek, professional design allows easy auscultation of adult and pediatric patients, providing reliable performance for complex diagnostic assessments.

Customizable Style Options

Choose from a range of tube and chestpiece finishes to match your personal style, combining functionality with professional aesthetics.

Suggested Applications

The 3M™ Littmann® Master Cardiology™ Stethoscope is ideal for a wide range of healthcare professionals, including:

• Cardiologists and cardiac nurses
• Critical care nurses and ICU specialists
• EMT/EMS personnel and emergency physicians
• Family practitioners and internists
• Pediatricians and neonatal nurses (NICU)
• Respiratory therapists and pulmonologists
• Anesthesiologists and nurse anesthetists
• Obstetricians and gynecologists
• Physician assistants and nurse practitioners
• Med-surg nurses, ER nurses, and clinical nurse specialists

It is specifically designed for cardiology, high-performance auscultation, and comprehensive physical assessments.

Specifications

• Binaural Construction: Double Lumen
• Chestpiece Finish: Polished stainless steel
• Chestpiece Technology: Single-Sided
• Chestpiece Weight: 3.2 Ounce (90 g)
• Diaphragm Diameter: 2" (5.1 cm)
• Diaphragm Material: Epoxy/Fiberglass
• Headset Material: Wide diameter aerospace alloy/anodized aluminum
• Overall Length: 27" (69 cm)
• Performance: 10
• Warranty: 7 Years