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<p>At present, there are many types of <a href="https://www.sxdusbcable.com/usb-cable" rel="noopener noreferrer" target="_blank">usb cables</a> on the market, which increases the difficulty of purchasing to a certain extent. When we buy a usb cable, we do not have an orientation, that is to say, we don't know what details need to pay attention to in order to choose a good quality data cable.</p><p><br></p><p>So, the following will introduce the quality and specifications of usb cable in detail:</p><p><br></p><p>1. Wire specification quality:</p><p>In appearance, it is round or square in shape, and its sheath material is environmentally friendly TPE or PVC material; the feel is relatively soft, the stretch and contact are good, that is, it will not be broken due to pulling, and it will not be caused by multiple Poor contact due to plugging and unplugging.</p><p><br></p><p>The inner core of the wire is generally a 4-core or 2-core round wire, and is a high-quality copper core. The maximum outer diameter of the wire is 3.5mm, the minimum is 2mm, and the insulation thickness is 0.2mm. In addition, it has an aluminum foil shield inside to isolate electromagnetic signals, and it has also passed ISO9001 product certification.</p><p><br></p><p>2. USB connector quality</p><p>Generally speaking, the USB connector is made of rubber core, copper needle, and iron shell. The appearance of the iron shell is nickel-plated or gold-plated material. gas. The injection molding appearance adopts TPE or PVC environmentally friendly rubber, the gloss is bright, no shrinkage, no blistering, deformation and other bad phenomena.</p><p><br></p>
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