Hicks ST-02 MARK-II Dual Head Stethoscope has dual head chest piece. It consists of oxidized aluminum chest piece, the membrane-sensitive for sound collecting. Applicable for auscultation of heart and lung. It comes with aluminum alloy chest piece which helps in good sound conduction. | Uses: The product facilitates the ease of listening to the heart, lungs, intestines and various other internal sounds accurately and almost effortlessly. | Product Specifications and Features: Double head stethoscope Dual head chest piece for an adult Oxidized aluminum chest piece, the membrane is sensitive for sound collecting This dual head stethoscope comes with aluminium chest piece with exclusive diaphragm that offers the ease of listening to the heart, lungs, intestines and various other internal sounds accurately and almost effortlessly Dual head stethoscope has good sound conduction | Features: Dual Head | Chest Piece Material: Aluminium | Y-Tube Material: PVC | Directions For Use: Place the stethoscope earpieces into your ears Position your stethoscope diaphragm over the chest wall directly against the skin, you should be able to hear the heartbeat clearly now Listening to the heartbeat through clothing will be ineffective because the clothing will cause extra sounds like scratching or hissing noises | Safety Information: Read the label carefully before use Keep in a cool dry place away from direct sunlight Avoid physical damage