Feature: 1. Cardiology Stethoscope: The medical stethoscope is equipped with an ultra thin fiber diaphragm that amplifies heart and lung sounds and detects high frequency sounds. 2. Adjustable Design: The single head medical stethoscope adjusts to the size of the face with a spring steel plate in the ear frame for ease of use. 3. Soft and Comfortable: The single head stethoscope's soft earplugs fit into the ear and are soft and comfortable without compressing the middle ear bone. 4. Professional Tool: The single head cardiology stethoscope is designed for listening to changes in the human heart and lung organs and other active sounds. 5. Storage Case: The cardiology stethoscope comes with a portable storagecase that is resistant to water and stains. It is suitable for nurses and doctors. Specification: Item Type: Medical Stethoscope Material: PVC, Copper, Zinc Alloy Use: for Listening to the Human Heart and Lung Organs and Other Activities with Sound Changes. Package List: 1 x Medical Stethoscope1 x Manual4 x Earplugs 1 x Storage Box