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Bluetooth 4.1, 4.2 and 5 SoCs Meet IoT Challenges | DigiKey
Getting Started with Bluetooth Low Energy [Book]
Outil D'analyse De Protocole Usb Bluetooth 4.0 Ble Cc2540, Carte D'analyse De Paquet, Broche De Débogage, Module 1 Mbps - Pièces De Rechange - AliExpress
Carte émetteur-récepteur JDY-08 JDY-10 JDY-31 CC2541 Bluetooth 4.0 BLE + broche pour iBeacon | eBay