Apple Watch is a line of smartwatches developed by @Apple, first released in April 2015. It integrates fitness tracking, health monitoring, and wireless communication with the iOS ecosystem, functioning as both a timekeeping device and an extension of the @iPhone. Over successive generations, the Apple Watch has introduced features such as GPS, cellular connectivity, water resistance, and advanced health metrics including heart rate monitoring, ECG, and blood oxygen measurement. The product runs on watchOS, a specialized operating system designed for touch and gesture interaction, and supports a wide range of third-party applications. Apple has released multiple model lines, including the standard series, the budget-oriented SE, and the rugged Ultra, targeting different user needs. The Apple Watch also serves as a platform for Apple Pay, Siri voice assistance, and integration with HomeKit-enabled devices, reinforcing its role as a multifunctional personal accessory in Apple's hardware and software ecosystem.

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