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OPPO Watch 4 Pro with 1.91″ LTPO AMOLED screen, Snapdragon W5 chip, ECG, GPS announced

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Smart Watch for Men(Answer/Make Call), 1.96 Touchscreen Smartwatch for Android/iOS Phones with Sleep/Heart Rate/Blood Oxygen/Stress Monitor, Ai Voice, 100+ Sports IP68 Waterproof Activity Tracker : Electronics

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OPPO Watch 3 series marries Qualcomm's latest tech with big batteries

OPPO Watch 3 Pro Review: The best Android Full-functioned Smartwatch? - Gizmochina