3M Littmann Cardiology IV Stethoscope Navy Blue Navy Blue 27 * The

Navy Blue 27 * The ultimate acoustical stethoscope * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Handcrafted sold stainless steel chestpiece * 2-in-1 tube design eliminates tube rubbing noise * Portable convenience of a single-sided chestpiece * Excellent acoustic seal and comfortable fit with patented Littmann Snap Tight soft-sealing eartips * Comfortably angled anatomically correct headset * Patient-friendly nonchill rim and diaphragm

Five function display indicates exercise time revolution count revolutions per minute (rpmÊs) and calories burned * Scan feature alternately displays all measurements automatically * Ideal for leg and arm muscle exercising * Four anti-slip rubber pads prevent sliding and protect surfaces * Resistance easily adjusted with tension screw * Button cell battery included * Completely assembled foldable design * Limited Lifetime Warranty *

* Push-to-lock rear wheel locks

Desk Model * Oversized aluminum heat sink with dual shade system * Standard incandescent quartz halogen * Color-corrected full-spectrum * Magnification: rimless 2X power 5 magnifier * Separate line-of-sight & line-of-light *

3M Littmann Cardiology IV Stethoscope Navy Blue Navy Blue 27 * TheOutstanding acoustics with better audibility of high frequency sounds (adult side firm pressure) * Tunable diaphragm: Hear high or low frequency sounds by slightly adjusting pressure on the chestpiece * Standard Finish Chestpiece Plum Tube Stainless Stem and Headset * Dual lumen tubing: Two sound paths in one tube eliminates the rubbing noise of traditional double tubes * Next generation tubing lasts longer and resists stains * Not made with natural