KT118 echometer Luxury stainless steel echoscope durable auscultator Medical Doctor Stethoscope <br />  <br />  Uses: All departments， listen to the unique shape of the head， face increasing auscultation， bold hose， listen to the first rigorous internal controls， audio guide is very good， it is suitable for all types of physicians use<br />   <br />  Size: auscultation surface diameter 5cm， stethoscope total length 70cm， hose diameter 12-15mm， weight 185g stethoscope<br />   <br />  Material: stainless steel head to listen， stainless steel ear hook， built-in dual-channel hose， import diaphragm conduction works well with gourd-shaped soft earplugs， wear comfortable， environmentally friendly PVC hose is made from refined color forever， durable.