New and Innovative Stethoscope Light non-corrosive titanium design features "Superflex" binaural tubing assembly, colour coordinated plastic retaining, and non-chill rings. Complete with the innovate pressure sensitive diaphragm and advanced ear tip. Pressure Sensitive Diaphragm This new design offers a pressure sensitive diagnosis, allowing clearer diagnosis of both high and low frequency sounds without having to change sides, as with standard stethoscopes. Advanced Soft Eartip With its patented two-layered design, this model is extra flexible for added comfort. Binaural "Superflex" deluxe stainless inner spring binaural assembly with ear tip.