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KS-520A stainless steel diechoscopic cardiology stethoscope (with one-sided diaphragm)Size of chest-piece: D1 41MM, D2(clock cover) 37MMHeight of chest-piece: H 34MMLength of ear piece plus rubber tube: L 650MMPacking: colored box with two covers and sponge baseMEAS: 77.7X40X28cmQuantity: 20PCS/CTNN/G Weight: 11/13KGSThe concave-convex patented design enables the product to wag up and down according to the force on it and therefore produce two different acoustic frequencies together with a sound-collecting cavity. With exceptional sound collecting performance to distinguish among high and low heart sound as well as various other sounds, it is the first choice for doctors of cardiothoracic department.Patented designs of vibrating diaphragm and sound-collecting cavity make the auscultation more precision. Doctor can compare high and low tune with the same chest piece cover simply by adjusting the force on the stethoscope.The cover of the chest piece features a high quality PVC non-chill sleeve which feels warm when contacting with human skin at a low temperature and is available in a variety of colors. Model NO.: KS-520A Packing: colorful box with two covers and sponge base Company: Wuxi Kaishun Medical Appliance Factory
