Best Smartwatches with ECG Tracker: 5 Best Smartwatches with ECG Tracker in India for All Fitness Enthusiasts - The Economic Times
Sony SmartWatch 3 review: Poor screen and no heart monitor make Sony's SmartWatch 3 third time unlucky - CNET
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Un nuevo smartwatch de Sony Xperia podría estar de camino, pero no te emociones demasiado | TechRadar
Sony's oddball smart straps cost more than an Apple Watch | WIRED UK
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