DoorBird integrates a biometric fingerprint sensor in its IP door intercoms - International Security Journal (ISJ)
DoorBird - This #DoorBird D2101FV, installed by our partner TK Access in Belgium, is combined with an ekey fingerprint reader. So the residents can open their door not only via key fob
DoorBird IP Video Door Station D2101FV EKEY for single family homes, 1 – Telecom Creations