RIESTER DUPLEX ALUMINIUM® STETHOSCOPES 2.0 - LATEX-FREE • RiesterCode: 4201-01 •Adults • Color: All Black • Diaphragm: Ø 32/44 mm • Length: 74 cm • Weight: 97 g Exceptional acoustic performance. They have been completely redesigned to meet the daily challenges of diagnostic practice. Special tube design for effective auscultation of adults, children and infants. - Precision stainless steel double earcup with innovative diaphragm support - anatomically shaped headband with multiple internal spring to adjust contact pressure - ultra-soft, replaceable and rotatable olives for perfect sealing in the ear canal and optimal comfort - Innovative acoustic system for perfect auscultation of all frequencies - Special membrane for precision acoustics with innovative anti-cold protection rings for better fit on the skin. Supplied with name tag, spare olives and membrane. Made in Germany.