This is a 3M Littmann Classic III Stethoscope in Rainbow Raspberry, model number 5620. It is manufactured in the United States, intended for use in Cardiology. The package consists of a single unit and the unit type is a unit. This is a high-quality stethoscope that is designed to meet the needs of professionals in the healthcare industry. The product is made by 3M, a well-known brand in the industry. It is perfect for medical equipment enthusiasts and professionals alike who are looking for a reliable and efficient model.  It is an open box item and never been used, very clean in box.