Produced with advanced acoustic system technology, the Riester stethoscope filters unwanted sounds and provides a clear hearing. The headphone section of the extremely lightweight product is designed to suit ear ergonomics. Therefore, it does not cause any discomfort even in long-term use. Drums can be easily attached and removed from the product and replaced quickly. The change is made with a screw connection system, the drums do not come off during use. Y-tube was developed against unwanted sounds. Y tube is a steel drum. The ear tips have a soft conical shape. The headset is adjustable. It has a double-sided diaphragm feature. Developed with traditional bell diaphragm design. There are 3 separate drums for adults, children/babies and newborns. 4 spare diaphragms and ear olives are included in the product. The product is manufactured in accordance with CE norms. It has a 2-year warranty.