DUO EARPIECE is a 27-inch long stethoscope earpiece custom-designed to work with the DUO Digital Stethoscope + ECG. The threaded 3.5mm audio jack screws into the base of the DUO, ensuring a secure fit and allowing you to wear the DUO around your neck like a traditional stethoscope.
Compatible with:
DUO ECG + Digital Stethoscope, skus DUO100, DUO101
