In February 2020, it was reported that Asahi Kasei was prepared to supply Apple with tens of millions of ultra-wideband (UWB) parts for the rumored AirTag in the second and third quarters of 2020, though the shipment was ultimately delayed.

The product was rumored to be under development in April 2019. AirTag was announced on April 20, 2021, made available for pre-order on April 23, and released on April 30. Using the built-in U1 chip on iPhone 11 or later (except iPhone SE models), users can more precisely locate items using UWB ( ultra-wideband) technology. AirTags are compatible with any iPhone, iPad, or iPod Touch device capable of running iOS/ iPadOS 14.5 or later, including iPhone 6S or later (including iPhone SE 1, 2 and 3). To locate lost items, AirTags use Apple's crowdsourced Find My network, estimated in early 2021 to consist of approximately one billion devices worldwide that detect and anonymously report emitted Bluetooth signals. keys, bags, apparel, small electronic devices, vehicles). AirTag is designed to act as a key finder, which helps people find personal objects (e.g. If within one handwidth: Near-field communication ĪirTag is a tracking device developed by Apple.

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