Ce, FDA Approved Medical Multiple Frequency Adjustable Stethoscope

Key Features:Fine Tune TechnologySpinning the fine tune ring can change vibration membrane to provide the most matched clear audio on different audio frequencies.The vibration membrane is made of silicone with high sensitivity, which increases the sound by 20%.Composite MaterialAuscultation head made of gold-plated copper and aluminum alloy is reduced in weight by 1/3 and ensures excellent hearing effect.With gold-plated copper process(24k gold), the sound-collection cavity can convey sound clearly.Automatic Switch-OverChanging the pressure on auscultation head lightly can automatically switch between high frequency and low frequency.Innovative Silicon TubeExtremely flexible conduction made of silicon feels soft, smooth and resilient.The conduction can fold easily and fits in your medical garment.Ultra Comfort EarbudsThe outline structure of the earbuds achieves a high level of compliance with auricle which can effectively insulate external noise to ensure sensitive sound and give you ultra comfort feeling after long time wearing.Sealed ShaftWith hermetically sealed revolving shaft, the stethoscope can provide the clear and sonorous sound effect.Specification:   Function:Frequency Adjustable + Fine TuneBinaural Construction:Double LumenChestpiece Type: Dual HeadChestpiece Material: Gold-Plated Copper(Interior) + Anodized Aluminum (Exterior), BlackChestpiece Weight: 95.2gChestpiece Size: 49mmDiagram Material: Silicon + Epoxy / FiberglassConduction Tube Material:SiliconTotal Length: 78cmNets Weight: 220.5gEarbuds Material: SiliconExtra Earbuds: Two Pairs of Earbuds with Plastic BoxAccessories: Yes       /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1