Save 5% on orders $200+ — stock up & save today.

Turn your health data into insights — only $2.99/mo in the Impilo app.

Buying for a clinic or company? Request B2B access.
1 4

3M Littmann Master Cardiology Stethoscope – Brass Finish 2175

$38713
HSA/FSA Eligible

✓ Highest acoustic sensitivity in the Littmann lineup — above Cardiology IV
✓ Single-sided chestpiece with open bell maximizes low-frequency sound fidelity
✓ Dual-lumen tubing provides clean, interference-free sound transmission
✓ Tunable diaphragm with open bell for complete cardiac auscultation range
✓ Trusted by attending cardiologists and pulmonologists for advanced diagnostic auscultation

Specifications

SpecificationDetails
Chestpiece TypeSingle-Sided with Open Bell
DiaphragmSingle Tunable Diaphragm
BellOpen Bell for Low-Frequency Sounds
Acoustic LevelHighest in Littmann Lineup
Tubing Length27" (68.6 cm)
Tubing ConfigurationDual Lumen
Weight175 g
Non-Chill FeaturesNon-Chill Rim and Diaphragm
3M Littmann  |  SKU: 1769
Customers rate us 4.7/5 based on 217 reviews.

Shipping & Returns

Returns are accepted within 30 days for unopened, unused items in their original packaging. Customers are responsible for return shipping.

Please note that some items, including select medical and diagnostic products, are final sale and not eligible for return.

View our full policy for complete details.

Description

3M Littmann Master Cardiology Stethoscope – Brass Finish | Highest Acoustic Performance | Dual-Lumen Tubing

The 3M Littmann Master Cardiology Stethoscope in Brass Finish represents the pinnacle of acoustic stethoscope engineering — sitting above the Cardiology IV in the Littmann lineup and delivering unmatched sensitivity for the most demanding diagnostic applications. Engineered for cardiologists, pulmonologists, and critical care specialists, this single-sided chestpiece design maximizes acoustic performance by eliminating the dual-sided chestpiece mechanism entirely. The tunable diaphragm handles both low and high frequency auscultation with exceptional clarity, while the dual-lumen tubing transmits sound without interference. When the diagnosis depends on detecting the faintest cardiac or pulmonary sounds, the Master Cardiology is the instrument of choice.

  • Highest acoustic sensitivity in the Littmann stethoscope lineup — above Cardiology IV
  • Single-sided tunable diaphragm chestpiece for maximum sound fidelity
  • Dual-lumen tubing eliminates internal sound interference
  • Open bell for low-frequency auscultation (S3, S4, diastolic murmurs)
  • Preferred by cardiologists and pulmonologists for advanced diagnostic auscultation

The Pinnacle of Acoustic Stethoscope Performance:
The Master Cardiology is built for clinicians who need to hear everything — from subtle systolic murmurs and S3 gallops to fine crackles in a fibrotic lung. Unlike the dual-sided Cardiology IV, the Master Cardiology's single-sided chestpiece design concentrates all engineering effort on one optimized acoustic surface, resulting in exceptional sound transmission. The open bell converts from the diaphragm side to capture the lowest frequency heart sounds, making this the most acoustically versatile passive stethoscope Littmann manufactures.

What's Included:
1 x 3M Littmann Master Cardiology Stethoscope (Brass Finish), extra ear tips, extra non-chill sleeve

Note: Recommended for attending cardiologists, pulmonologists, and critical care fellows.