- Built-in 125KHz 26-bit Wiegand proximity card reader with LED and beep card read confirmation and EWP board protection- Built-in high resolution analog NTSC color video camera with wide viewing angle tilt/swivel adjustments and operating temperature of -40F to 140F- Audio and video transmission on one CAT5E cable (see page 6)- Compatible with the following Viking Proximity Cards and Fobs: PRX-C PRX-C-ISO and PRX-FOB (DOD 198)- Vandal Resistant Features: 14 gauge louvered 316 stainless steel faceplate