Contec SC21 Budget Dual Head Doctors Stethoscope Pawper Tape with Flipper Card Please note the image is

Please note the image is for demonstrative purposes and may not be an exact representation of the product supplied

Power:AA Batteries*4:DC 6V(not include)

59 mmol/L) (≤15%)

Carry case included

Inexpensive

Contec SC21 Budget Dual Head Doctors Stethoscope Pawper Tape with Flipper Card Please note the image isIt 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 performance100 Hz ~ 500 Hz as the reference of the testing sound source: Outer diameter of auscultation head 35 mm, damping 30 dBOuter diameter of auscultation head > 35 mm, damping 16 dB500 Hz ~ 1000 Hz as the reference of the