The keyboard controller can control high speed dome cameras, slow dome camera, zoom camera, decoders, etc. The electric outlet between the controlling keyboard and the receiving terminal is EIA/RS - 485, which enables the keyboard to control as many as 128 dome cameras or other terminals within a maximal communication range of 1.5km.
The main function of the keyboard include: The keyboard output adopts photoelectric insulated 485 control, which provides strong and long-range transmission. the range for dome camera or decoder address setup: 1~155. variable speed operation can be applied to the built-in dome of the high speed dome camera. Pre-set positions can be setup and previewed in the high speed dome camera. Up to four tour routes can be set up and previewed in the high speed dome camera, with each tour having a maximum of 16 pre-set positions, dwell time and speed for each pre-set positions programmable.