Apple’s AirTag it’s a great way to keep track of things but it doesn’t fit in a bag. Pictures of Rolling Square AirCard it offers the same service around the world and is the size of a credit card. The aluminum card weighs 2.2 mm thick and doubles as an RFID blocker and NFC/QR business card. It also has built-in 105dB speakers, so you can call the venue with ease.
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