computerized wristwatch

A smartwatch is a computerized wristwatch that can do things not related to showing the time.

Smartwatch with smartphones
Apple Watch is the most popular smartwatch today

While early models could perform basic tasks, such as calculations, language translations, and game-playing, since the 2010s smartwatches are effectively wearable computers. Many run mobile apps, using a mobile operating system. Some smartwatches function as portable media players, with FM radio and playback of digital audio and video files via a Bluetooth or USB headset.

Nowadays a smartwatch is a modern watch that provides a touchscreen interface for daily use. With a smartwatch, people can track heart rate, SPO2, blood pressure, sleep, step count, etc. Bluetooth calling smartwatches are helping people to connect to each other through the smartphone.

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