The device is designed for display alphanumeric characters on the image from camera; Supported standards: PAL, 720p, 1080p, HD-CVI - 720p / 1080p, HD-TVI - 720p / 1080p ; Number of video inputs: 1 x BNC socket ; Number of video outputs: 1 x BNC socket ; Range RS-485: 1200 m ; Video signal amplification: 0 dB ; Maximal number of characters in one line: 50 ;