Specifications: 1) Four colors (beige, white, black and green) are selectable 2) IP68 protection classification 3) English menus, English, Chinese, Japanese title, time and date display available 4) 8 speed grade, 360?continuous and endless pan movement, 180?tilt movement, 300 million steps per round, movement is very smooth. 5) Support multiple protocols including Pelco-D, Pelco-P, AD, Vicom, Philips, Samsung 6) RS485 communication, max. control distance is more than 1,200 meters 7) 128 programmable presets, 8 PTZ tours, 24 presets each tour. 2 pieces of 40 seconds track tours 8) Multiple scan modes: auto tour between presets, 360?pan + 180?Tilt scan, 360?continuous and endless pan scan, universal scan, Pan and Tilt speed settable 9) Privacy mask and password 10) Pan and tilt coordinate display 11) 4 alarm inputs and 1 output 12) All ports anti high-voltage 13) Highly credible circuit of slip ring 14) Fan and heater inside of housing, temperature auto control 15) 16x, 18x, 22x, 23x, 26x, 27x color or color to B/W cameras are selectable 16) PAL/NTSC/SECAM selectable, AC 220V/AC 110V selectable Techniques characteristics: 1) Power: a) PTZ machine: AC 24V/0.5A b) Outdoor housing: AC 24V/1.5A 2) Speed: high speed dome: pan 0.05-250?s, tilt 0.05-200?s, preset: 300?s 3) Pack: a) Gross weight: 5.74kg b) Net weight (including the adapters): 4.9kg c) Packing size: 430 x 255 x 270mm Operating environment: 1) Indoor: temperature: -5 - 60 degree centigrade; humidity: 90% 2) Outdoor: temperature: -5 - 60 degree centigrade; IP68