The Mobile Badge BLE 2.0 app allows mobile devices to connect to compatible ELATEC readers and send unique data for identification. A special authentication procedure ensures that the app sends the identification data only to the appropriate ELATEC readers.

Requirements:
- Elatec TWN4 Reader with BLE chip
- Reader firmware with BLE functionality, version V3.10 or higher
- Mobile phone with Bluetooth V4.0 or higher