3M™ Littmann® Stethoscope

A trusted leader in innovative auscultation technology. Littmann stethoscopes are renowned worldwide for unsurpassed quality. The Littmann brand name is your assurance of precision, acoustical superiority, innovative design and exceptional performance.

3M offers a wide variety of stethoscopes to meet your auscultation needs. Whichever model you choose, you can depend on Littmann stethoscopes to provide years of superior performance and service. 

Detailed Product Information:

3M Littmann Stethoscopes and Accessories

3M™ Littmann® Electronic Stethoscopes Model 4100WS		3M™ Littmann® Infant (Small Animal) Stethoscope		3M™ Littmann® Master Classic II (27" & 32") Stethoscope

• Superior acoustics
• Amplification up to 18 times greater than conventional Littmann Stethoscopes
• 3 frequency response modes: bell, diaphragm, and extended range
• Recording, storage, and playback capabilities
• Playback at normal and half speed
• Infrared transmission of recorded sounds to another Model 4000 or PC
• Heart rate display
• 20 hours of continuous use from two AAA batteries

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• Combination 3/4" chestpiece - Diaphragm or open bell
• Small size diaphragm optimal for animals under 15 pounds
• High performance tubing
• Non-chill rim
• Littmann soft-sealing ear tips
• Double-leaf binaural spring

• 1-3/4" Single sided chestpiece for low and high frequency
• Chestpiece design aids in auscultation over haircoats
• High performance tubing
• Patented * Tunable diaphragm
• Non-chill rim
• Littmann soft-sealing ear tips
• Double-leaf binaural spring
• 32" is ideal for large animal use

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* Tunable Technology - provides convenience, versatility, and enhanced acoustics; allows the user to monitor both high and low frequencies (without turning the chestpiece over) by varying the amount of pressure. Bell mode (low frequency) - light pressure. Diaphragm mode (high frequency) - firm pressure.