SFIT Smart Watch Phone Monitor

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OS & Configuration: Runs on Android 7.1 OS, powered by high-performance MTK6739 Quad-core CPU. 1GB RAM+16GB ROM (or 3GB RAM+32GB ROM Optional) ultimately deliver a richer using experience.
Built-in Nano SIM Slot: Supports independent 4G call function. Just plug in your Nano SIM card to make a call directly, no need to carry your mobile phone when exercising.