Product Description
Littmann Cardiology IV Stethoscope Model 6155
Precision acoustics. Sleek design. Trusted performance.
The Littmann Cardiology IV Diagnostic Stethoscope Model 6155 stands out with a rich deep green finish that looks incredible against both lab coats and scrubs. It is bold, modern, and flattering while still maintaining a clean professional look. At 27" in total length, this model fits comfortably around your neck and stays securely in place all day. It features lush green tubing paired with a sleek stainless steel chestpiece and binaurals, giving it a polished look with just the right amount of personality. Ready to switch things up? Go green and choose a stethoscope that feels fresh, stylish, and far more exciting than basic black
Whether you're a physician, nurse, EMT, or medical student, the Cardiology IV delivers the performance and versatility needed to confidently assess both adult and pediatric patients.
Why Choose the Littmann Cardiology IV?
- Superior Acoustic Performance – Hear subtle heart, lung, and body sounds with clarity
- Dual-Sided Chestpiece – Easily switch between adult and pediatric patients
- Tunable Diaphragm Technology – Detect high and low frequencies without repositioning
- All-Black Professional Design – Sleek, modern, and durable
- Comfortable 27” Length – Fits securely around your neck for all-day use
- Weighs less** than other stethoscopes
- Same-Day Engraving Available – Personalize for identification or gifting
Built for Clinical Excellence
Engineered for demanding environments like hospitals, ERs, and clinics, the Littmann Cardiology IV features dual-lumen tubing that eliminates noise interference and delivers clear sound directly to each ear.
It’s more than twice as loud* as comparable stethoscopes and excels at detecting low-frequency (below 120Hz*) sounds such as:
- Korotkoff sounds
- Mitral stenosis murmurs
- S3 and S4 gallops
Product Features & Specifications
Model: 6155
Color: Stainless steel chestpiece and binaural, hunter green tubing
Length: 27 inches
Weight: 6.2 oz
Chestpiece:
- Adult diaphragm: 1.7”
- Pediatric diaphragm: 1.3”
- Convertible pediatric side to open bell (included sleeve)
Technology & Build:
- Dual-lumen tubing for reduced noise interference
- Tunable diaphragms on both sides
- Soft-sealing eartips for comfort and acoustic seal
- Adjustable headset for personalized fit
- Latex-free, phthalate-free tubing resistant to oils and alcohol
Warranty: 7-year manufacturer warranty
Origin: Made in the USA
Personalize with Same-Day Engraving
Add a custom engraving that appears in dark contrast on the stainless steel chestpiece.
Perfect for:
- Preventing loss or theft
- Medical school graduation gifts
- Professional identification
Who This Stethoscope Is For
- Physicians and specialists
- Nurses and nurse practitioners
- EMTs and paramedics
- Medical and nursing students
Trusted by Medical Professionals Worldwide
The Littmann Cardiology IV is one of the most widely recommended stethoscopes for its balance of performance, durability, and comfort. It’s built to handle the demands of daily clinical use while delivering consistent, reliable results.
Ready to Upgrade Your Diagnostic Tools?
Get the Littmann Cardiology IV Model 6155 today and experience unmatched acoustic performance.
- Order now for fast shipping
- Add engraving for same-day personalization
Disclaimer
*Based on tests against comparable stethoscopes in the same class using recorded heart sounds.
**Based on published weights of comparable stethoscopes in the same category.
Product Videos
Custom Field
Product Reviews
17 Reviews Hide Reviews Show Reviews
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Excellent product and engraving
Excellent product, shipping was almost immediate and the engraving was perfect. Very pleased!
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Perfect
Perfect
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Customer service
I ordered a stethoscope for a Christmas present on Nov 21..it was sent out for delivery on Nov 23. Due to a series of family events and being out of town, thinking it was coming , on Dec 28 I realized it hadn’t left theFedEx shipping center in Nashville Tn. I called. We were having our Christmas on Jan2.. it was an engraved stethoscope! You all willingly agreed to send another one and have it delivered two day and it would be here for ourChristmas!!! To let you know… we live in Boulder cou ty where there were fires on Dec 30 and a Blizzard on Dec 31!!! Fed Ex did not get the delivery made before our Christmas….HOWEVER!!! As we were eating g our Christmas dinner they … delivered first a wrong package!!!! Then we caught them, explained the wrong and what the package was we were looking for and FINALLY!!!! Santa delivered the correct package on our “Christmas day night”. Alas… your hard work I. Reordering our stethoscope for our new paramedic in the family paid off!! Thank you so much!
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Excellent acoustics.
Best stethoscope I have ever owned
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Great stethoscope
Excellent audio quality
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Cardio stethoscope
Bought this as a gift for my daughter as a graduation present from nursing school. The Engraving is perfect and professional. She loves it. Purchasing was simple and it arrived in less than a week in perfect condition. I am not a medical professional, but the service from this company is top notch.


