Littmann 40-inch Master Classic II Teaching Stethoscope in Black (2 headsets)

Style #: L2139BLK

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Product Details
Clearance Sales are Final. This item is non-refundable or exchangeable.

Used by physicians and nurses worldwide, the 3M™ Littmann® Master Classic II™ Teaching Stethoscope combines award-winning ergonomic design with performance and comfort for quality sound transmission.


  • Dual headsets for real-time teacher-patient auscultation
  • 40-inch tube for easy movement around a patient
  • Pressure-based sound frequency adjustment with tunable diaphragm
  • Anatomically designed headsets


  • Application: Physical Assessment and Diagnosis
  • Chestpiece Finish: Plated and Polished Alloy
  • Chestpiece Technology: Single sided
  • Chestpiece Weight: 90 Gram
  • Color Group: Assorted
  • Diaphragm Diameter: 1.75 Inch
  • Diaphragm Diameter (metric): 4.4 Linear Centimetre
  • Diaphragm Material: Epoxy/Fiberglass
  • Diaphragm Type: Tunable Diaphragm
  • Eartip Type: Soft Sealing
  • Extra Eartips: Yes
  • Headset Material: Wide Diameter Aerospace Alloy / Anodized Aluminum
  • Length: 40 Inch
  • Length (metric): 102 Linear Centimetre
  • Model: Master Classic II™
  • Net Weight: 269 Gram
  • Occupation: Teacher/Professor/Instructor, Veterinarian
  • Patient: Adult
  • Small Diaphragm Diameter: 3.2 Linear Centimetre
  • Special Adaptors: No
  • Tube Color: Black and Burgundy
  • Warranty Period: 3 Years
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