3M Littmann Select Stethoscope, Black Tube, 28 inch, 2290 provides basic assessment of your patients with a Tunable Diaphragm. It is a dependable clinical tool for taking blood pressure readings and performing limited physical assessments. It delivers reliable sound quality and the portable convenience of a single-sided chestpiece at an affordable price. | Uses: It is used as a diagnostic aid and as a part of the physical assessment of the patient. | Product Specifications and Features: | Economical : It provides sound quality and assessment with a tunable diaphragm at a great price | Warranty: Includes 2 year warranty and free repair on any manufacturing or material malfunction | High Performace Rating: Littmann has a high performance rating of 6 out of 10 | Lightweight: With its lightweight, durable design, the 3M Stethoscope provides reliable acoustic performance needed for heart, lung and blood pressure assessment | Tubing: Black(71 cm/28") | Finish: Metallic Grey | Directions For Use: Use as required. | Safety Information: Read the user manual carefully before use Keep out of the reach of children Store in a cool dry place away from direct sunlight