3M Littmann Cardiology IV Stethoscope Raspberry Tube, 27 inch, 6158 is designed for clinicians who require outstanding acoustic performance combined with exceptional versatility. Its innovative design provides a single piece tunable diaphragm on each side of the chestpiece. It is the next generation of one of the most recognized stethoscopes in the profession, offering improved acoustic performance with better audibility of high frequency sounds (adult side, firm pressure). | Uses: Used to detect sounds in the body to check any diseased condition | Salient Features: The Cardiology IV stethoscope single piece tunable diaphragm allows better audibility of high frequency sounds Tunable diaphragms on both the adult and pediatric sides of the chestpiece Single piece diaphragm that's easy to attach and easy to clean because the surface is smooth and without crevices Open bell versatility allows the pediatric side to convert to a traditional open bell by replacing the single piece diaphragm with a non-chill sleeve Next generation tubing with improved resistance to skin oils and alcohol for longer tubing life Less likely to pick up stains Chestpiece is precision machined into an aesthetically pleasing, less angular shape The stem features an open side indicator Convenient and comfortable to use | Directions For Use: Hold the chest piece with light pressure to hear low frequency sounds; press a little more to hear higher frequency sounds This time saving feature allows the healthcare provider to focus on both adult and paediatric patients | Safety Information: Read the label carefully before use Keep out of the reach of children