Black, Blue, Yellow, and Customized High Strength Heart Cardiology Diagnostic Device Stethoscope

Medical Heart Cardiology Diagnostic Device alloy medical  stethoscope Estetoscopio Product Description Intended purpose It is used to collect and amplify the sound inside body organs like heart, lung, arteries, vein, etc., which is applicable for use in hospital, clinic, examination institution, ambulance, home and camping rescue, etc. Main performance 100 Hz ~ 500 Hz as the reference of the testing sound source: Outer diameter of auscultation head > 35 mm, damping ≤