Timecodes: 0:00 - Paramed Stethoscope 0:11 - stethoscope materials 0:26 - weight and length 0:44 - how to replace ear tips and widen/narrow the stethoscope 1:00 - what does dual head stethoscope mean? 1:18 - how to properly place a stethoscope 1:25 - competitively-priced stethoscope