Double-head stethoscope for application in cardiology. All metallic elements executed from stainless steel. Head with thicker walls for good isolation from external noise, equipped with a deep, parabolic bell with soft, silicon rim. Includes a revolving switch. Headframe tubes with soft eartips manufactured from PVC automatically adjusting their shape to the shape of the ear, connected by a double leaf spring manufactured from spring stainless steel located in the channel of PVC tubing separated[...]