The Classic Stethoscope Tunable is lightweight and includes many special features. These include: non-corrosive titanium, plastic retaining that is colour coated, innovative 'pressure sensitive' diaphragm, dual head, acoustic sensitivity and a chest piece made with stainless steel. The Stethoscope is superior manufactured for 'on the go' physicians. Also well suited to medical students needing a reliable instrument for field placements and practice. The product is multi-patented and is also latex free. Including a tunable diaphragm; and soft ear tips for comfort and ease of use. The product boasts a 5 year warranty and comes in a variety of colours. Packaging is professional and the Classic Stethoscope Tunable also comes with a free name tag per item. The Classic Stethoscope Tunable is a top choice for clinicians needing a reliable and comfortable tool for field work and practice. The 5 year warranty on this product speaks volumes.