Double-sided Stethoscope Single Tube Doctors Nurse Professional Cardiology Stethoscope Aluminium Alloy Chestpiece(Yellow)

1. The interface diameter is about 44mm, the sound transmission effect is good, clear and no noise.
2. Select high-quality aluminum alloy material, after finishing and surface treatment, it has the advantages of smooth surface, reasonable structure, firm and reliable, colorful color and beautiful appearance.
3. The vibrating diaphragm is made of high-quality materials, with good wear resistance and good sound transmission effect; the spring steel sheet in the ear-hook group adopts imported steel sheet material, which can be freely adjusted according to the size of different face types, with good elasticity, soft and not easy to break. .
4.Y tube adopts PVC material with good cold resistance and not easy to age and harden.
5. Color soft earplugs are comfortable and soft without pressure on the ear bones. The sound transmission effect is clear and no noise, which can be used by general doctor staff.

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