Q:  How long has MDF been making stethoscopes?
A:  MDF has a 36 year history making stethoscopes and sphygmomanometers which makes them the industry-elite in the verticle market. 

Q: How long will it be before my order has been shipped?
A:  It is usually shipped out the next day.  

Q:  Are the eartips hard or soft?
A:  The Comfort seal eartips are soft.

Q:  What does the Free-Parts-For-Life-Guarantee cover?
A:  It covers the non-chill ring, diaphragm retaining ring, bell ring, a pair of ComfortSeal™ eartips, and diaphragms.