Product Name: Stethoscope Best Quantity Factory Price Dual Head Stethoscope (KS-002E) Ce, FDA Model NO.: KS-002E Group: Adlut Certification: CE Type: Ultrasound Scanner Classification: Imaging Diagnostic Equipment Trademark: oem Transport Package: Box Origin: China HS Code: 90189090 Product Description KT-101E1 for adultKT-101E2 for childDeluxe dual head stethoscope for childFor child, Attractive colored head or silver head with matching color tubeAluminum chest piece with a wide range of tubing colors that match non-chill rangsDiameter of head: 37mmDeluxe doctor's single head stethoscopeZinc alloy chest piece with nickel_plated silverFinish laser engraving brand is availableLaser engraving brand is availableComes with inner-spring binaural tube.Special design for get better effectThrough pressthe back of headSpecial design of binaural for suitingThe ear structure, foam box packingComposite 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.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 ComfortEarbudsThe 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.Specification:Function:Preset FrequencyBinaural Construction:Single LumenChestpiece Type:Single HeadChestpiece Material:Gold-Plated Copper(Interior) + Anodized Aluminum (Exterior), BlackChestpiece Weight:43.7gChestpiece Size:51mmDiagram Material:Epoxy / FiberglassConduction Tube Material:SiliconTotal Length:82.5cmNets Weight:133.0gEarbuds Material:SiliconExtra Earbuds:Two Pairs of Earbuds with Plastic BoxAccessories:Yes