3M Littmann® Cardiology III™ Stethoscope Professional Grade | Dual Head | Adult & Pediatric Up for sale is a genuine 3M Littmann Cardiology III stethoscope in a sleek gray finish. This is a highly respected, professional-grade instrument known for exceptional acoustic performance and durability. Perfect for nurses, physicians, EMTs, medical students, and healthcare professionals. ✔️ Features: Model: Cardiology III Brand: 3M Littmann Color: Gray tubing with silver chestpiece Dual-sided chestpiece (Adult & Pediatric) Tunable diaphragm technology Dual-lumen tubing (two sound paths in one tube) Adjustable soft-sealing ear tips Includes extra ear tips & diaphragm rings (as shown) Original box insert included ✔️ Condition: Very clean overall condition Tubing remains flexible Chestpiece in excellent shape No cracks in tubing Light normal cosmetic signs consistent with minimal handling See all photos for full condition detail ✔️ Why This Model? The Cardiology III is known for: Exceptional acoustic clarity Ability to hear both high and low frequency sounds without repositioning Durable, long-lasting professional construction This is a sought-after model, especially for clinical and hospital use.