Single Head Stethoscope for Checking Heart Rates & Breathing. This is a new single head stethoscope. Great for checking heart rates and breathing. Perfect for doctors, nurses and veterinarians. Comes with 23" (58 cm) of PVC tubing. This Stethoscope Is Exempt From FDA Regulation, the following statement is added in compliance with eBay rules. This item sold to people not in the medical profession is sold as a novelty item only. The stethoscope should be used only by someone in the medical profession. All liability for the use of this device is the responsibility of the purchaser. The State and local agencies and the U.S. FDA may strictly regulate this item. If this item is strictly regulated, only bid on it if you are a licensed buyer in the medical profession. This Stethoscope Is Exempt From FDA Regulation, the above statement is added in compliance with eBay rules. Due to manufacture updates, the photo may vary from the item received. Newer versions may be shipped before the photo shown is updated.