... scratch-resistant, durable, blue background light. 4.Support professional access control, and one user, multi-users combination door open, entry ... method Fingerprint 1:1, 1:N,pass wordFRR <0.01%FAR <0.0001%Identification time ≤1s, 3,000 fingerprints ... , TCP/IP(optional), USB(optional)Standard access control interfaceWEIGAND34,dry contact standard access output controlOpen door delay 1~255sLCD 128 ...