Name: Double-headed stethoscope 
 
 Color: black, gray, red, yellow (the color is shipped randomly) 
 
 
 Packing: OPP bag 
 
 Product features: This product is used to auscultate the sound changes of the human heart, lungs and other organs. 
 
 The interface diameter is about 44mm, the sound transmission effect is good, clear and no noise. 
 
Choose high-quality aluminum alloy material, after finishing and surface treatment, it has the advantages of smooth surface, reasonable structure, firmness and reliability, gorgeous color and beautiful appearance.