The face recognition reader can work with GV-AS Controller and GV-ASManager to create a complete access control system. Two types of operation modes are supported: Face Recognition or Card. 2.4" TFT color screen, 320 x 240 pixel display. Special stereo dual sensors (Lens and IR sensor). Up to 80 cm (31. 50 in) detection range. 2000 face capacity. ? 0.5 second verification speed. 16-bit Hi-Fi voice and sound indication. 12V DC, 2 A (only for standalone operation) / PoE+ (IEEE 802.3at). Built-in 13.56 MHz Reader. Work with GV-AS21 / 41 / 81 series Controller and GV-ASManager. Can work as a standalone reader. Two (2) access modes for the integration with GeoVision controller and software: Face Recognition mode or Card mode. Anti-Passback (APB) support. CE, FCC compliant.