Samsung smart tags help you find your lost stuff as long as it in range. The Samsung smart tag and the Samsung smart tag plus can be attached to items such as keys, purses, backpacks. Attaching the smart tag makes it easier for you to track the position of your missing items using your phone.
The regular SmartTags make use of Bluetooth and will work with any Bluetooth compatible Samsung phones, unlike the SmartTags plus uses the ultrawideband wireless and are more expensive. The smart tag plus is only compatible with the Galaxy S20 and S21 family mobile devices.