(1)Camera or pan/tilt, zoom, iris, focus controlling and camera parameters setting . (2)RS-485 communication, controlling up to 255 domes or cameras . (3)LCD display, 3-axis joystick, DVR and alarm controlling . (4)Baud rate: 2400/4800/9600/19200 Bits/S . (5)Transmitting distance: 1200M(0. 5MM twisted-pair cable) . (6)Power supply: 9-12VDC 5W . . (7)Temperature: 0 Celsius~+40 Celsius. (8)Relative Humidity: <90% . (9)Use special function for PELCO-D/P . (10)Auto tour: 98 + PRESET /Auto horizontal rotation: 99+ PRESET /Enter main menu: 95+ PRESET /Auto flip: 33+ PRESET /Return the first position: 34+ PRESET /Auto rotate to left limit: 92+ PRESET /Auto rotate to right limit: 93+ PRESET /Auto rotate stop: 96+ PRESET.