Face access control system 1,water proof 2,dust proof 3,fast verification 4,highest cost effective... Face Attendance/Face Recognition ... face recognition algorithmExclusive Face Image+ V4.0 algorithm, bound with “multiple light face recognition technology” and high performance ... 1:1<1s; 1:N<2sCommunication:TCP/IP,USB-HOST.Simple A&C functionelectric lock, door sensor, exit button, Wiegand output ...