The high perfomance and outstanding acoustics of the Prestige Medical Clinical I now in a teaching stethoscope. Featuring a stainless steel chestpiece and stainless steel binaurals, the Clinical I Teaching stethocope incorporates the most effective sound conducting metal available. The extra-thick walled tubing with an inside alloy sound conductor assures the clear crisp transmission of sound. The Clinical I Teaching stethocope includes two sizes of eartips which seal out extraneous noise while providing superior comfort. An easy to use snap-on rim and diaphragm help make the Clinical I Teaching stethocope an outstanding performer. Extra diaphragm included. Lifetime limited warranty.