What batteries does it use and how do I charge the One?
How long does a charge last?
What about replacing the battery in a few years?
What’s the Warranty and Return Policy?
How do I clean my stethoscope?
How do I get repair service for my Thinklabs stethoscope?
Where do I find the user’s manual?
What’s included in the One stethoscope?
Can I use external headphones with the One?
What external headphones work best with my stethoscope?
Should I order a spare diaphragm when i buy my stethoscope?
What is the amplification of the One?
How do you ship/what methods of shipping do you use?
I haven’t found the answer to my question.
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ONE DIGITAL STETHOSCOPE