Clinical evidence shows the 3M™ Littmann® Electronic Stethoscope Model 3100 makes it easier to detect difficult-to-hear heart sounds as well as abnormal lung sounds.






Proprietary Ambient Noise Reduction Technology cancels out 85% of ambient background noise without eliminating critical body sounds



Acoustic Seal Eartips and Tubing provide a comfortable fit and excellent acoustic seal from ambient noise entering through tubing and eartip connections



State-of-the-Art Sound Sensor provides a life-like 3M™ Littmann® sound experience similar to a high-end cardiology stethoscope



Frictional Noise Reduction Technology help reduce handling noises compared to earlier electronic stethoscopes



Up to 24X Sound Amplification provides extra listening power; may be helpful when heart lung or body sounds are especially faint; when a patient is obese; or when a patient's clothing restricts your listening experience

Features:

• Easy-to-Operate Controls
  
• Dedicated controls for power on/off bell/diaphragm frequency and ( ) and (-) buttons to adjust sound level
  
• All controls and display are easily viewable while you listen
  
• Menu button produces screen-guided commands to customize start-up setting options
  
• Ambient Noise Reduction (ANR) is activated when electronic stethoscope is on
  
• Occupation: Anesthesiologist Cardiologist Emergency Physician EMT/EMS Family Practitioner Internist Medical Student Nurse Pediatrician Physician Respiratory Specialist
  
• Length: 27 inches

Convenient LCD Display

• Advises you of current sound level
  
• Shows if you are in bell or diaphragm mode
  
• Indicates remaining battery life
  
• Displays patient heart rate after 5 seconds; updates every 2 seconds
  
• Backlight
  
• Indicates sleep mode

Instant-On Feature

• No waiting to start your next auscultation
  
• Battery-saving sleep mode

LCD Backlight

• Customizable backlight options
  
• Option to always run backlight at a reduced level to conserve battery life
  
• Easily activates

Auscultates Patients of Different Sizes

• Flat diaphragm for stability
  
• Sound pick-up happens at the center so it's sized right for infants and adults

Worry-Free Power

• Low battery multiple reminders including an LCD display icon
  
• Tool-free access to battery compartment
  
• Operates on single AA battery (included)
  
• Compatible with lithium batteries for cold temperature auscultation
  
• Compatible with rechargeable batteries and NiMH batteries

Comfort

• Weight similar to cardiology-grade acoustic stethoscope
  
• Traditional tubing design folds easily into a pocket and drapes comfortably over the neck
  
• 3M™ Littmann® Snap Tight Soft-Sealing Eartips patented soft-sealing eartips are included in two sizes for a custom fit
  
• Non-chill diaphragm
  
• Chestpiece designed for many different grip styles

Durability

• Rugged design
  
• Durable metal chestpiece
  
• Performance tested to withstand accidental drops to the floor and impacts against bed rails and door frames

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