Barcelona trials NFC wristbands and keyrings as discreet alarm triggers at La Mercè 2026

Curated by Roxtron — RFID & NFC manufacturer. Visit roxtron.com

Barcelona is piloting 3,000 passive NFC wristbands and keyrings during the La Mercè festival to serve as discreet emergency triggers when tapped against a user's smartphone. This deployment demonstrates how low-cost passive tags can be integrated with mobile infrastructure to enhance public safety without the high hardware costs or battery requirements of active tracking devices.