3M Littmann Cardiology IV Diagnostic StethoscopeIntroducing the brand new Cardiology IV stethoscope from 3M Littmann. The Cardiology IV stethoscope encompasses a redesign from the ground up featuring a brand new stainless steel chestpiece, brand new fully optimized pediatric and adult diaphragms unique to the Cardiology IV, the very latest generation long life tubing, a highly tuned bell side for instant low frequencies, and class leading 7 year warranty. This is the upgrade you have been waiting
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