This one has her name imprinted on the tubing, yuo may be able to have it removed contact littmann. The excellent acoustic sensitivity of a tunable diaphragm is the hallmark fo this superior single-sided stethoscope. Award-winning design combines hihg performance with portable convenience.Medical instruments littmann purple 3m master classic ii stethoscope usa the littmann master classic ii stethoscope features a tunable diaphragm, which allows the user to conveniently alternate between low- and high-frequency sounds without turning over the chestpiece. 27.5 inch long like new, perfect, sounds great just got a new one as a gift, there is no stiffness at all. Be sure to add me to your.