Which IoT technology was first widely adopted by major sports retailers to transform the in-store customer experience?

The sporting goods industry has undergone massive digital transformation in recent years. From AI-powered fitness recommendations to immersive in-store experiences, sports retailers are leveraging cutting-edge technologies to stay competitive. This poll tests your knowledge about a significant retail IoT innovation that changed how customers shop for athletic gear. Do you know which revolutionary technology first gained widespread adoption among major sports retailers?

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RFID-enabled smart shelves that track inventory in real-time and automatically reorder popular items
Interactive smart mirrors that allow customers to virtually try on athletic apparel without changing clothes
Biometric scanners that recommend shoes based on gait analysis and foot pressure mapping
NFC-enabled product displays that send detailed specifications to customers' smartphones when tapped