-Tunable diaphragm Tunable diaphragms on both the adult and pediatric sides of the chestpiece. The pediatric side is useful for small or thin patients, around bandages, and for carotid assessment. -Pediatric side Pediatric side converts to an open bell. Just remove the single-piece diaphragm and replace it with a non-chill rim. -Single-piece diaphragm Single-piece diaphragm is easy to attach and easy to clean because the surface is smooth without crevices. -Open bell Open bell stays clear of dirt and debris by covering it with the small diaphragm. -Next-generation tubing Not made with natural rubber latex or phthalate plasticizers in the tubing or any other component. Hard-working, dependable, clinical tools for physical assessment and monitoring of your patients, one long shift after another. Provides outstanding acoustic sensitivity to help you perform detailed diagnostic auscultation. Useful in challenging and critical care environments.