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3M 3M Littmann Electronic Stethoscope

2012-01-07 111 Dailymotion

Click here for more details: http://www.amazon.com/dp/B0028OG6RM?tag=analyn10-20<br /><br />3M© 3M Littmann Electronic Stethoscope<br /><br />Technology advanced electronic stethoscope with sound analysis software offers amplification up to eighteen times greater than the best conventional Littmann stethoscopes. Superior acoustics combined with digital signal processing

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