The Samsung SmartTag is a small Bluetooth tracking device designed to help users locate their belongings, such as keys, bags, or pets. It connects to a smartphone via the SmartThings app, allowing users to track the location of their tagged items in real-time. The device emits a sound to help users find misplaced items nearby. The SmartTag uses a combination of Bluetooth and ultra-wideband technology for precise tracking. It is powered by a replaceable battery, which can last for several months. The SmartTag is compatible with various Samsung Galaxy devices, enhancing the user experience for those within the Samsung ecosystem.