Stethoscopes are getting smarter all the time. Take the 3M Littmann CORE for instance: it is an app smart stethoscope with 40x amplification and active noise cancellation that connects to Eko app on your phone to visualize and share heart sound waveforms.
More gadgets like this: here
This stethoscope has soft-sealing ear tips and dual-sided stainless steel chestpiece. It is compatible with iOS and Android devices.
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