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How accurate is ultra-wideband (UWB) technology?

Apple AirTag with iPhone

Credit: Eric Zeman / Android Authority

Ultra-wideband, or UWB, is a short-range wireless communication technology that has become popular for its ability to keep track of objects. The Apple AirTag is perhaps the most well-known application of this technology. Instead of using GPS or cellular data, AirTags use a combination of Bluetooth and UWB to accurately communicate their location to nearby iOS devices. But how well does this technology work in the real world?


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