The 3M Littmann Cardiology IV Diagnostic Stethoscope had some big shoes to fill when it replaced the Cardiology III but it managed to exceed expectations. The most popular stethoscope for medical professionals and students in training, the 3M Littmann Cardiology IV Diagnostic stethoscope offers great acoustic and versatility that no other stethoscope can rival. With a quick turn of the chestpiece, the 3M Littmann Cardiology IV stethoscope can be used for either adult or pediatric patients. The patented technology of the one piece tunable diaphragm lets you hear both high and low frequencies sounds from the same side.

• Single-piece tunable diaphragm allows for better sound quality and less chance of sound interference.
• Tunable diaphragms on both the adult and pediatric sides of the chestpiece.
• Soft-sealing eartips provide an excellent acoustic seal and comfortable fit
• Headset is easily adjusted for individual fit and comfort
• Dual-lumen tubing provides an individual air passage for each ear for superior sound quality
• Latex free tubing retains shape and flexibility and is more resistant to skin oils and alcohol cleaners
• Does not contain phthalate plasticizers 100% LATEX FREE
• Bell sleeve included for changing pediatric diaphragm side into an open bell
• Made in the USA