product name:Professional Dual-Head Stethoscopes
Chestpiece: Lightweight Dual-Head Chestpiece and Acoustic Valve Stem are constructed of aluminum and brass, respectively. The Diaphragm side is fitted with an Ultra-Thin Fiber Diaphragm and sealed by the Diaphragm Retaining Ring to produce optimum amplification and high frequency sound transmission of heart and lungs. The deep cone-shaped Bell detects acoustic sensitivity at low frequency sound transmission at 20-100 Hz. Both the Diaphragm and Bell are crowned with a non-chill durable PVC Diaphragm Retaining Ring and Bell Ring to provide greater patient comfort.
ErgonoMax Headset: Chrome-plated brass Headset Tubes and enclosed Headset Spring provide superior acoustic transmission. Handcrafted Headset, equipped with the MDF ComfortSeal Eartips, provides the anatomic fit for extended usage comfort.