1. auscultation head: thin single auscultation head made of aluminum alloy high 14.4mm, the diaphragm diameter of 47mm, 40mm diameter effective auscultation interface with a thin fiber diaphragm, heart and lung sounds can produce amplification, and. detect high-frequency sound, bevel-type flat-shaped head for easy insertion auscultation sphygmomanometer (table) arm band. Very suitable for blood pressure measurement.<br />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; soft earplugs and ear kiss secret combination of soft and comfortable, no pressure in the middle ear bones.<br />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 latex allergic ingredients.<br /><br />Model: XG-036<br />Material: PVC + alloy<br />Colour: Red<br />Size: Total length 75cm<br />Package include:<br /><br />Stethoscope * 1<br />English manual * 1<br />Original box packing<br /><img src="http://img6.eachbuyer.com/x9/p100/hc779_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hc779_8.jpg" />