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. Key Features 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 GV-FR2020 Face Recognition Reader General Supplies