Single Head Stethoscope Plug In For Doctors Nurses Nursing Students Teachin

CLEAR TRANSMISSION: Single head stethoscope bring clear sound transmission, no impurities to block sound transmission. Item Type: Single Head Stethoscope. PROPER HARDNESS AND GOOD ELASTICITY: The hardness of the ear hook shrapnel is between HR15N82.9~88.4, and the elasticity is suitable.

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