1. auscultation head: Light-sided auscultation head and rotating fleible acoustic valve stem, the products are made of aluminum alloy. Listen to the first high-21mm, vibration membrane interface consists of the diaphragm ring auscultation will round body and ultra-sensitive diaphragm (diameter 47mm) sealed a combination of cardio can produce the best sound amplification and high frequency transmission. Auscultation interface bowl (diameter 30 mm), can detect low-frequency sound. A combination of two interfaces formed by double-sided stethoscope enables doctors to hear the head of the cardiovascular and respiratory a wider range of sound frequencies.
2. earhook: earloop group assembled by the chrome-plated aluminum tube (diameter 5mm) and is made of spring steel, with PVC earplugs. Spring steel using manganese steel sheet material, hand can freely adjust the different face sizes; ear and ear canal close conjunction kiss, soft and comfortable, no pressure in the middle ear bones.
3. sound guide tube: Y-type sound guide tube total length of 580 10mm, with PVC material, not broken, anti-aging, non-sticky, high density, and does not contain late allergic ingredients.

Model: G-037
Material: PVC + alloy
Colour: Black
Size: Total length 75cm
Package include:

Stethoscope * 1
English manual * 1
Original bo packing