The E-Scope II Electronic Stethoscope withstands daily abuse and delivers drastically improved sound quality making physical diagnosis faster and easier. Sounds produced are pure and clean, and murmurs and faint blows become easily distinguishable. It can also be used in a treadmill stress test. The slim-line design with volume and filter controls on the head allows it to be draped comfortably around the neck and operated easily by the user. The sound quality is exceptional with 64 gain positions.