AMOLED screen: COLMI i31 uses 1.43 high-definition AMOLED screen, 466*466 pixels, AOD function with higher saturation and power saving, which makes the watch picture vivid.
Bluetooth calls: COLMI i31 has a built-in microphone and speaker. It can dial, answer and hang up calls just by connecting to the Bluetooth function. The sound quality is clear and reliable.
Super sports: COLMI i31 can push more than 100 sports modes through the APP, allowing you to find suitable sports and record your sports conditions conveniently.
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