Riester duplex 2.0 Alu stethoscope with an aluminum headset frame. It features a double bell for better acoustics and a stainless steel bell. The duplex® 2.0 Aluminium from the German company Riester offers excellent acoustic performance and comfort during auscultation of adults, children, infants, and newborns.

Innovative acoustic system with excellent auscultation for all frequency ranges. Special diaphragm for accurate acoustics, Ø 44 mm (1.7 in) that does not freeze the patient. Extremely soft ear tips for perfect fit in the ear canal and improved comfort.

• Includes one pair of replacement ear tips
• One replacement diaphragm
• One nameplate