Portable single head stethoscope sports rightPoint{display:none

rightPoint{display:none

Color: Purple Gradient

These playing cards

Function: Three-color (cold

For those times

Portable single head stethoscope sports rightPoint{display:noneName: Double headed stethoscope Color: a variety of colors to choose from (black, red, blue, purple, green, orange, yellow, gray) Ear head: Aluminum alloy Diameter: 4. 7cm, 3cm Earhook: Aluminum Pipe: PVC The stethoscope is mainly composed of a pickup part (chest piece), a conductive part (hose) and a listening part (ear pieces). Its function is to transmit sound, amplify and transmit the internal sound of the patient's heartbeat to the doctor's ear.