time recorder and controller 1,Durable optical-base reader 2,time recording ... ,External connection of reader for attendance sub-reader or access control sub-reader7,Built-in reader module to save ... 10,000 cards with frequency of 125KHz/13.56MHz8,Maximum proximity distance: 15cm(125KHz), 5cm(13.56MHz) (depending on ... : Standby 300mA; Operation 350mA fingerprint time attendance and access controller