The 3M Littmann Electronic 3200 Stethoscope with BlueTooth  has powerful capability with incredible simplicity.  This Littmann 3200 Electronic Stethoscope has Ambient Noise Reduction to reduces unwanted background noise by an average 85%. This stethoscope has easier detection if difficult-to-hear heart sounds like S3 gallops, aortic regurgitation murmurs, as well as abnormal lung sounds. 
This Littmann's recording ability captures sounds for later playback for peer opinion or when writing up notes.  Bluetooth technology transmit sounds real-time to your PC.  Used with Zargis Cardioscan software, this stethoscope helps you detect and classify suspected heart murmurs. Or visualize heart and lung sounds using Zargis StethAssist software, included free with every 3M Littmann Electronic Stethoscope Model 3200.
The Littmann Electronic 3200 Stethoscope has a 2 year warranty.

This product qualifies for FREE UPS Standard Ground shipping (continental USA only)