An award winning ergonomic design inspired the 3M Littmann Master Classic II Stethoscope. Its superior acoustic quality allows for comfortable sound transfer. It features a tunable diaphragm. The sound frequency is adjustable based on the amount of pressure applied to the chestpiece. It features patented 3M Littman Snap Tight Soft-Sealing Eartips.
a:1:{i:0;a:2:{s:4:"name";s:5:"Type:";s:3:"val";s:11:"single-head";}}