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yiwu biotect medical Co.ltd 2yr.
Main Products:医疗器械
Contacts:ElenaChat
Mobile:86-13516898881
WhatsApp:+8613516898881
E-mail: WeChat:biotech0529
Address:24657, 5 Street, 2 F, 59 Gate, International Trade Mart (District 3).
Address:TREET
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【Main Materials】Steel, Plastic Pipes, Spring Sheets.
【Technical Parameters】
Frequency Response Curve: 100-500Hz based on the test sound source. Attenuation is no larger than 12dB, and no larger than 20dB in the range of 500-1000Hz.
Spring sheet hardness: HR15N 82.9-88.4.
Earrings elasticity: When the two ears are pulled apart by 140mm, the elasticity value is between 1.372-1.960N.
Earrings elasticity: When the two ears are pulled apart by 300mm, they return to their original shape within 1 minute, with deformation not exceeding 10mm.
Large flat earpiece diameter: 45mm. Small flat earpiece diameter: 30mm.
Large bell-shaped earpiece diameter: 34mm, Medium bell-shaped earpiece diameter: 25mm
Small bell-shaped earpiece diameter: 20mm, tube length: 58cm
（1）The membrane disc is made of high-quality polyethylene material, which is wear-resistant.
The stethoscope head is made of high-quality zinc alloy material, with excellent workmanship. The rotating shaft is flexible, and it can be smoothly switched to the listening surface by rotating 180 degrees. The earring is adjustable, and it can be adjusted by oneself. The earring is balanced on both sides.
(3) The hose is flexible and does not easily deteriorate.
The earplugs are made of PVC synthetic material and are comfortable to wear. There are three different sizes of earplugs available for selection.
（5）The multi-functional stethoscope, in addition to the original large and small stethoscope surfaces, also includes adult clock-shaped stethoscope surfaces, medium-sized clock-shaped stethoscope surfaces, child-friendly clock-shaped stethoscope surfaces, earplugs, and various membrane accessory sizes, enabling flexible use in various situations.
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