Most versatile stethoscope available. Use with adults and children. Latex free. Certified Sound for the Health Professional. The stethoscope is one of the most valuable diagnostic tools used by health professionals. That's why OMRON stethoscopes bear the seal of CERTIFIED SOUND - the OMRON performance guarantee. Performance: Uniquely assembled drum stem ensures long-life performance. Three bells for cardiac auscultation of infants, children and adults. Two diaphragms for respiratory auscultation of children and adults. Design: High-lustre chrome-plated binaural resists scratching. Long-life rugged 22 inch double tubing. Personal Safety and Comfort: Latex-free tubing protects allergy sensitive individuals. 3 sets of eartips for personal comfort. Adjustable for personal fit.