3M Littmann Classic III Monitoring Stethoscope, Black, 27 Inch, Single LumenTube 1/EACH -56201 EACH The 27 inch Littmann 5620 Classic III stethoscope is easy to grip and move around An acoustic seal helps keep out ambient noise Adjust the pressure of the Littmann Classic III stethoscope in black to hear either high or low frequency sounds You can squeeze or pull apart the ear tubes to adjust the headset The 3M Littmann Classic III stethoscope has soft sealing ear tips that conform to the wearer's ears The next generation tubing makes this