The tunable diaphragm conveniently alternates between low and high-frequency sounds with a simple pressure change on the chestpiece

No need to apply adhesive tapes

Standard Wear Wafer

Made from polyurethane foam

K-Shield® Advantage Winged Blood Collection Set, 12" Sterile Tubing, 21G x 3/4" Safety Needle Oral Masks The tunable diaphragm conveniently alternatesK Shield Advantage Winged Blood Collection Sets with Multiple Sample Luer Adapter Provides a safe collection environment for both clinician and patient Integrated safety device eliminates extra steps for disposal Fast and simple one step activation with an audible click Needle is covered during removal, ensuring confidence in safety