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3M™ Littmann® Electronic Stethoscope
Model 3100
With Ambient Noise Reduction
Introduction
Congratulations and thank you for choosing the 3M™ Littmann® Electronic Stethoscope Model 3100.
The Model 3100 brings you the very latest thinking in advanced auscultation technology and simplicity in operation.
The Model 3100’s combination of Ambient Noise Reduction technology, frictional noise dampening materials, state-of-the-
art amplifi cation of both bell and diaphragm modes, and an all-new user interface takes you to the next level in acoustic
performance and ease of use.
Whether you are auscultating infant, pediatric or adult patients, in quiet or noisy environments, or picking up diffi cult-to-hear
heart and body sounds, you’ll appreciate all the technology that’s been built into this latest electronic stethoscope from the
Littmann® brand.
Hear it. With Confi dence.
SAFETY INFORMATION
Please read, understand, and follow all safety information contained in these instructions prior to using this
electronic stethoscope. Retain these instructions for future reference.
Explanation of Safety Related Labels and Symbols
Indicates Type B Equipment: The equipment provides protection against electrical shock and electrical
current leakage. Applied parts are considered to be the complete chestpiece with diaphragm and
binaural.
Attention, see instruction for use.
IPX4
Protected against splashing liquid (chestpiece only).
This product contains electrical and electronic components and must not be disposed of using standard
refuse collection. Please consult local directives for disposal of electrical and electronic equipment.
Both product and packaging do not contain natural rubber latex.
Indicates Category AP Equipment. Tested for use with fl ammable anesthetic mixture with air.
AP
