ThinkLabs™ Stethoscope Guide 1. Stethoscope Features a. Power On - Push any button. b. Change Frequency - Push upper left button(f or Filter Key). c. Volume Down - Push lower left button(Minus Key). d. Volume Up - Push lower right ...
ThinkLabs One Repair and Warranty Information A 2-year warranty is included with your ThinkLabs Stethoscope. Please register your stethoscope after purchasing. Repair Your Stethoscope To send your Thinklabs stethoscope in for service from the US or ...