3M Littmann Electronic Stethoscope Model 3200
http://www.cardionics.com/product/clinical-systems/3m-littmann-electronic-stethoscope-model-32001
The 3M™ Littmann® Electronic Stethoscope Model 3200 combines Ambient Noise Reduction technology and frictional noise dampening features with amplification, for the next level of performance and ease of use.
http://www.cardionics.com/product/clinical-systems/3m-littmann-electronic-stethoscope-model-32001
The 3M™ Littmann® Electronic Stethoscope Model 3200 combines Ambient Noise Reduction technology and frictional noise dampening features with amplification, for the next level of performance and ease of use.